Difference between revisions of "Find a Number Problems"
From mispar
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+ | |||
+ | == Find a Perfect Number == | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed">perfect number<div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: perfect number]] | ||
+ | }}</div></div> | ||
+ | |||
+ | == Find One Number == | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle37a=49</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: 37a=49]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle9a=1</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: 9a=1]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle13\sdot7\sdot3\sdot a=3</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: 13·7·3a=3]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\frac{7a}{9}=49</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: 7a/9=45]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\frac{a}{5}\sdot8=23</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: (5/a)·8=23]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\frac{\frac{1}{5}a}{\sqrt{a}}=7</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: ⅕a/√a=7]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\frac{3}{a}=5+\frac{7}{b}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: 3/a=5+7/b]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\left(\frac{1}{3}\sdot a\right)+\left(\frac{1}{5}\sdot a\right)=10</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: ⅓a+⅕a=10]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\left(\frac{1}{3}\sdot a\right)+\left(\frac{1}{4}\sdot a\right)=10+\frac{1}{2}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: ⅓a+¼a=10½]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\left(\frac{1}{3}\sdot a\right)+\left(\frac{1}{4}\sdot a\right)=20</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: ⅓a+¼a=20]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\left(\frac{1}{3}\sdot a\right)+\left(\frac{1}{4}\sdot a\right)=6</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: ⅓a+¼a=6]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\left(\frac{1}{4}\sdot a\right)+\left(\frac{1}{5}\sdot a\right)=5</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: ¼a+⅕a=5]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a+\left(\frac{1}{3}\sdot a\right)+\left(\frac{2}{5}\sdot a\right)=81</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a+⅓a+⅖a=81]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a+\left[\left(2+\frac{2}{3}\right)\sdot a\right]=11</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a+2⅔a=11]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\left(\frac{1}{2}\sdot a\right)+\left(\frac{1}{3}\sdot a\right)+\left(\frac{1}{4}\sdot a\right)-5=24</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: ½a+⅓a+¼a-5=24]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a+\frac{1}{2}\sdot\left(\frac{1}{4}\sdot a\right)+\left(\frac{3}{4}\sdot a\right)+\frac{1}{4}\sdot\left(\frac{1}{4}\sdot a\right)=2</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a+½¼a+¾a+¼¼a=2]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a+\frac{1}{2}a+\frac{1}{5}a+\frac{1}{7}a=2</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a+½a+⅕a+⅐a=2]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a+\frac{1}{2}\sdot\frac{1}{2}a+\frac{1}{3}\sdot\frac{1}{3}a+\frac{1}{5}\sdot\frac{1}{5}a=7</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a+½½a+⅓⅓a+⅕⅕a=7]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\left(a+\frac{1}{3}a\right)+\left[\frac{2}{5}\sdot\left(a+\frac{1}{3}a\right)\right]+\left[\frac{3}{4}\sdot\left(a+\frac{1}{3}a\right)+\left[\frac{2}{5}\sdot\left(a+\frac{1}{3}a\right)\right]\right]=13</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a+⅓a+⅖(a+⅓a)+¾(a+⅓a+⅖(a+⅓a))=13]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a-\left(\frac{1}{3}\sdot a\right)-\left(\frac{1}{4}\sdot a\right)=29</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a-⅓a-¼a=29]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\left(\frac{1}{2}a+\frac{1}{3}a\right)-\left(\frac{1}{4}a+\frac{1}{5}a\right)=4</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: (½a+⅓a)-(¼a+⅕a)=4]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a-\left(\frac{1}{3}\sdot a\right)=\sqrt{a}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a-⅓a=√a]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\left[a-\left(\frac{2}{3}\sdot a\right)\right]^2=20</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: (a-⅓a)²=20]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\left[a\sdot\left(\frac{2}{3}\sdot a\right)\right]^2=36</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: (a·⅔a)²=36]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a^2\sdot\left(\frac{3}{4}\sdot a^2\right)=6a</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a²·¾a²=6a]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\frac{2}{5}a^2=a</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: ⅖a²=a]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a+28=2a^2</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a+28=2a²]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a^2=4\sdot\left(a+8\right)</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a²=4(a+8)]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a^2=\left(3+\frac{10}{13}\right)\sdot\left(a+6\right)</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a²=(3+¹⁰/₁₃)(a+6)]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a^2\sdot a=12a+10a^2</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a²·a=12a+10a²]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\sqrt{9a}=12</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: √(9a)=12]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\sqrt{a}+\sqrt{a-\sqrt{a}}=3</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: √a+√(a-√a)=3]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\left(a\sdot\frac{2}{3}a\right)^2=\sqrt{50}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: (a·⅔a)²=√50]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\left(a\sdot\frac{2}{3}a\right)\sdot a=a\sdot\sqrt{8}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: (a·⅔a)·a=a√8]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\frac{3}{7}a+\frac{4}{5}a=\frac{2}{3}a+\frac{1}{4}a+20</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: ³/₇a+⁴/₅a=⅔a+¼a+20]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\frac{1}{4}\sdot a=\frac{1}{3}\left[a-\left(\frac{1}{4}\sdot a\right)\right]=\frac{1}{2}\sdot\left[\left[a-\left(\frac{1}{4}\sdot a\right)\right]-\frac{1}{3}\left[a-\left(\frac{1}{4}\sdot a\right)\right]\right]</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: ¼a=⅓(a-¼a)=½((a-¼a)-⅓(a-¼a))]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\left[\left[X-\left(\frac{1}{2}X+\frac{1}{2}\right)\right]-\left[\left[\frac{1}{2}\sdot\left[X-\left(\frac{1}{2}X+\frac{1}{2}\right)\right]\right]+\frac{1}{2}\right]\right]-\left[\frac{1}{2}\sdot\left[\left[X-\left(\frac{1}{2}X+\frac{1}{2}\right)\right]-\left[\left[\frac{1}{2}\sdot\left[X-\left(\frac{1}{2}X+\frac{1}{2}\right)\right]\right]+\frac{1}{2}\right]\right]+\frac{1}{2}\right]=1</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a-(½a+½)-(½(a-(½a+½))+½)-(½(a-(½a+½)-(½(a-(½a+½))+½))+½)]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\frac{3a}{4}:4=4:6</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: (3a/4)/4=4/6]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle2:3=4:a</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: 2/3=4/a]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle4=\frac{1}{3}\sdot15\longrightarrow a=\frac{1}{5}\sdot25</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: 4=⅓·15→a=⅕·25]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a^2=40+\frac{41}{b}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a²=40+41\b]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\frac{4a}{5}=6+\frac{3}{5}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: 4a/5=6⅗]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle4a\bmod5=1</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: 4a(mod)5=1]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle4a\bmod6=1</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: 4a(mod)6=1]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a\bmod3=a\bmod5=a\bmod7=1</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a(mod)3=a(mod5)=a(mod7)=1]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a\bmod3=2;a\bmod5=4;a\bmod7=6</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a(mod)3=2,a(mod5)=4,a(mod7)=6]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a\bmod2=1;a\bmod3=1;a\bmod4=1;a\bmod5=0</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a(mod2)=1,a(mod3)=1,a(mod)4=1,a(mod5)=0]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a\bmod2=1;a\bmod3=2;a\bmod4=3;a\bmod5=0</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a(mod2)=1,a(mod3)=2,a(mod)4=3,a(mod5)=0]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a\bmod2=1;a\bmod3=2;a\bmod4=3;a\bmod5=4;a\bmod6=5;a\bmod7=0</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a(mod2)=1,a(mod3)=2,a(mod)4=3,a(mod5)=4,a(mod6)=5,a(mod7)=0]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a\bmod2=1;a\bmod3=1;a\bmod4=1;a\bmod5=1;a\bmod6=1;a\bmod7=0</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a(mod2)=1,a(mod3)=1,a(mod)4=1,a(mod5)=1,a(mod6)=1,a(mod7)=0]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a\bmod1=0;a\bmod2=1;a\bmod3=2;a\bmod4=3;a\bmod5=4;a\bmod6=5;a\bmod7=1</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a(mod)1=0,a(mod2)=1,a(mod3)=2,a(mod)4=3,a(mod5)=4,a(mod6)=5,a(mod7)=1]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a\bmod2=1;a\bmod3=2;a\bmod4=3;a\bmod5=1;a\bmod6=5;a\bmod7=1;a\bmod8=7;a\bmod9=8;a\bmod10=1</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a(mod2)=1,a(mod3)=2,a(mod)4=3,a(mod5)=1,a(mod6)=5,a(mod7)=1,a(mod8)=7,a(mod9)=8,a(mod10)=1]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a\bmod2=0;a\bmod3=2;a\bmod4=0;a\bmod5=0;a\bmod6=2;a\bmod3=1;a\bmod8=4;a\bmod9=5;a\bmod10=0</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a(mod2)=0,a(mod3)=2,a(mod)4=0,a(mod5)=0,a(mod6)=2,a(mod7)=3,a(mod8)=4,a(mod9)=5,a(mod10)=0]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a^2+19=b^2</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a²+19=b²]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle a^2-15=b^2</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a²-15=b²]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a+b=n^2\\\scriptstyle a-b=m^2\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a+b=n², a-b=m²]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a+4=n^2\\\scriptstyle a-4=m^2\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a+4=n², a-4=m²]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a^2-5a=n^2\\\scriptstyle a^2+7a=m^2\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a²-5a=n², a²+7a=m²]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed">repeated subtraction<div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
[[category: #find a number]] | [[category: #find a number]] | ||
[[comment: repeated subtraction]] | [[comment: repeated subtraction]] | ||
− | }} | + | }}</div></div> |
+ | |||
+ | == Find Two Numbers == | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle b-1=a+1\\\scriptstyle2\sdot\left(a-1\right)=b+1\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: b-1=a+1;2(a-1)=b+1]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle b-1=a+1\\\scriptstyle20\sdot\left(a-1\right)=b+1\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: b-1=a+1;20(a-1)=b+1]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle2\sdot\left(b-1\right)=a+1\\\scriptstyle3\sdot\left(a-1\right)=b+1\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: 2(b-1)=a+1;3(a-1)=b+1]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a^2=b-5\\\scriptstyle a^2+b^2=100\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a²=b-5;a²+b²=100]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a^2=2b+8\\\scriptstyle a^2+b^2=80\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a²=2b+8;a²+b²=80]] | ||
+ | }}</div></div> | ||
+ | |||
+ | === b=2a === | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle b=2a\\\scriptstyle a^2\sdot b=9b\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: b=2a;a²b=9b]] | ||
+ | }}</div></div> | ||
+ | |||
+ | === a:b=2:3 === | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle4a+4b=\sqrt{100}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;4a+4b=√100]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle a\sdot b=\sqrt{12}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;ab=√12]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(3a+4b\right)\sdot\sqrt{5}=40\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;(3a+4b)√5=40]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(a\sdot b\right)\sdot\sqrt{8}=100\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;ab√8=100]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle a\sdot\sqrt{a}=2b\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;a√a=2b]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle a\sdot\sqrt{a}=b^2\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;a√a=b²]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(a\sdot b\right)^2=b\sdot\sqrt{8}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;(ab)²=b√8]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle a^2\sdot b=b\sdot\sqrt{b}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;a²b=b√b]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle5a+7b=16+\sqrt{8}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;5a+7b=16+√8]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle3a+4\sqrt{b}=30\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;3a+4√b=30]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle a\sdot b=20+\sqrt{8}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;ab=20+√8]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(a\sdot b\right)\sdot b=100+\sqrt{8}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;(ab)b=100+\sqrt{8}]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(a^2\sdot b\right)+\sqrt{a^2\sdot b}=342\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;a²b+\sqrt{a²b}=342]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(a\sdot b\right)^2=20+\sqrt{30}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅔;(ab)²=20+√30]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
<div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(a\sdot b\right)^2+\left(a^2\sdot\sqrt{4}\right)=4+\frac{1}{4}\end{cases}</math><div class="mw-collapsible-content"> | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(a\sdot b\right)^2+\left(a^2\sdot\sqrt{4}\right)=4+\frac{1}{4}\end{cases}</math><div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
− | [[category: #a | + | [[category: #find a number]] |
− | [[comment: (ab)²+a²√4=4¼]] | + | [[comment: a/b=⅔;(ab)²+a²√4=4¼]] |
}}</div></div> | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle3a+4b=\sqrt[3]{216}\end{cases}</math><div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
− | [[category: #a/b; | + | [[category: #find a number]] |
− | [[comment: | + | [[comment: a/b=⅔;3a+4b=³√216]] |
− | }} | + | }}</div></div> |
+ | <br> | ||
+ | |||
+ | === a:b=3:4 === | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle a^2\sdot b=288\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=¾;a²b=288]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle\left(a\sdot b\right)\sdot\left(a+b\right)=a^2\end{cases}</math><div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
− | [[category: #a | + | [[category: #find a number]] |
− | [[comment: | + | [[comment: a/b=¾;(ab)·(a+b)=a²]] |
− | }} | + | }}</div></div> |
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle a^2\sdot b=\sqrt{20+\frac{1}{4}}\end{cases}</math><div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
− | [[category: #a | + | [[category: #find a number]] |
− | [[comment: | + | [[comment: a/b=¾;a²b=√(20¼)]] |
− | }} | + | }}</div></div> |
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle8a=6\sqrt{b}\end{cases}</math><div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
− | [[category: #a | + | [[category: #find a number]] |
− | [[comment: | + | [[comment: a/b=¾;8a=6√b]] |
− | }} | + | }}</div></div> |
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle\left(a\sdot\sqrt{8}\right)+b^2=48\end{cases}</math><div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
− | [[category: #a | + | [[category: #find a number]] |
− | [[comment: | + | [[comment: a/b=¾;a√8+b²=48]] |
− | }} | + | }}</div></div> |
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle\left(a\sdot b\right)^2+27=9b^2\end{cases}</math><div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
− | [[category: #a | + | [[category: #find a number]] |
− | [[comment: ab= | + | [[comment: a/b=¾;(ab)²+27=9b²]] |
− | }} | + | }}</div></div> |
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle\sqrt[3]{2a+3b}=8\end{cases}</math><div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
− | [[category: #a/b; | + | [[category: #find a number]] |
− | [[comment: | + | [[comment: a/b=¾;³√(2a+3b)=8]] |
− | }} | + | }}</div></div> |
+ | <br> | ||
+ | |||
+ | === a:b=4:5 === | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=4:5\\\scriptstyle\left(a\sdot b\right)^2=a^2\sdot b\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅘;(ab)²=a²b]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=4:5\\\scriptstyle a\sdot b=b\sdot\sqrt{8}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅘;ab=b√8]] | ||
+ | }}</div></div> | ||
+ | |||
+ | === a:b=3:5 === | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=3:5\\\scriptstyle\left(a\sdot b\right)^2=a^2\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅗;(ab)²=a²]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=3:5\\\scriptstyle\left[\left(a\sdot\sqrt{a}\right)+\left(b\sdot\sqrt{b}\right)\right]\sdot\sqrt{8}=100\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅗;(a√a+b√b)√8=100]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=3:5\\\scriptstyle\left(a\sdot b\right)\sdot\sqrt{8}=b\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅗;ab√8=b]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=3:5\\\scriptstyle a^2\sdot b=b^2\sdot\sqrt{8}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅗;a²b=b²√8]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=3:5\\\scriptstyle a\sdot b=\sqrt[3]{729}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅗;ab=³√729]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | |||
+ | === a:b=2:5 === | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:5\\\scriptstyle a\sdot b=8\sqrt{b}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅖;ab=8√b]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | |||
+ | === a:b=1:4 === | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=1:4\\\scriptstyle\left(a\sdot b\right)\sdot a=\sqrt[3]{216}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=¼;aba=³√216]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | |||
+ | === a:b=1:3 === | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=1:3\\\scriptstyle\sqrt[3]{a}\sdot\sqrt[3]{b}=100\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⅓;³√a³√b=100]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | |||
+ | === a:b=5:7 === | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=5:7\\\scriptstyle\left(a\sdot b\right)^2=a^2\sdot\sqrt{8}\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a/b=⁵/₇;(ab)²=a²√8]] | ||
+ | }}</div></div> | ||
+ | <br> | ||
+ | === 8:a:b:27 === | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle8:a:b:27</math><div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
− | [[category: #a | + | [[category: #find a number]] |
− | [[comment: | + | [[comment: 8/a/b/27]] |
− | }} | + | }}</div></div> |
+ | <br> | ||
+ | |||
+ | == Find Three Numbers == | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a+b=c\\\scriptstyle a+c=100b\end{cases}</math><div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
− | [[category: #a | + | [[category: #find a number]] |
− | [[comment: | + | [[comment: a+b=c;a+c=100b]] |
− | }} | + | }}</div></div><br> |
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle b:c=3:4\\\scriptstyle\left(a^2\sdot a\right)+b^2=\left(12+\frac{1}{2}\right)\sdot c\end{cases}</math><div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
− | [[category: #a | + | [[category: #find a number]] |
− | [[comment: | + | [[comment: (a²·a)+b²=12½c]] |
− | }} | + | }}</div></div><br> |
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle\left(a+b\right):c=3+\frac{2}{5}+\frac{1}{7}\\\scriptstyle\left(a+c\right):b=7+\frac{2}{3}+\frac{1}{4}\\\scriptstyle b=30\end{cases}</math><div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
− | [[category: #a | + | [[category: #find a number]] |
− | [[comment: | + | [[comment: (a+b)\c=3⅖⅐;(a+c)\b=7⅔¼;b=30]] |
− | }} | + | }}</div></div><br> |
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle\left(a+b\right):c=\frac{3}{5}+\frac{1}{6}\\\scriptstyle\left(a+c\right):b=2+\frac{1}{3}\\\scriptstyle a=20\end{cases}</math><div class="mw-collapsible-content"> | ||
{{#annotask: | {{#annotask: | ||
− | [[category: #a/b; | + | [[category: #find a number]] |
− | [[comment: | + | [[comment: (a+b)/c=⅗+⅙;(a+c)/b=2⅓;a=20]] |
− | }} | + | }}</div></div><br> |
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle b:\left(c-a\right)=3+\frac{1}{3}\\\scriptstyle c:\left(b-a\right)=6\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: b/(c-a)=3⅓;c/(b-a)=6]] | ||
+ | }}</div></div><br> | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle\left(a+b\right):\left(c-a\right)=4+\frac{1}{2}\\\scriptstyle\left(a+c\right):\left(b-a\right)=5\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: (a+b)/(c-a)=4½;(a+c)/(b-a)=5]] | ||
+ | }}</div></div><br> | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a+\frac{1}{4}\sdot\left(b+c\right)=b+\frac{1}{6}\sdot\left(a+c\right)=c+\frac{1}{9}\sdot\left(a+b\right)\\\scriptstyle b=20\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a+¼(b+c)=b+⅙(a+c)=c+⅑(a+b);b=20]] | ||
+ | }}</div></div><br> | ||
+ | |||
+ | == Three Proportional Numbers== | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed">three proportional numbers<div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: three proportional numbers]] | ||
+ | }}</div></div><br> | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed"><math>\scriptstyle\begin{cases}\scriptstyle a:b=b:c\\\scriptstyle a\sdot b\sdot c=1000\end{cases}</math><div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: a·b·c=1000;a\b\c]] | ||
+ | }}</div></div><br> | ||
+ | |||
+ | == Four Proportional Numbers== | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed">four proportional numbers<div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: four proportional numbers]] | ||
+ | }}</div></div><br> | ||
+ | |||
+ | == Five Proportional Numbers == | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed">five proportional numbers<div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: five proportional numbers]] | ||
+ | }}</div></div><br> | ||
+ | |||
+ | == Six Proportional Numbers == | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed">six proportional numbers<div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: six proportional numbers]] | ||
+ | }}</div></div><br> | ||
+ | |||
+ | == Seven Proportional Numbers == | ||
+ | |||
+ | <div class="mw-collapsible mw-collapsed">seven proportional numbers<div class="mw-collapsible-content"> | ||
+ | {{#annotask: | ||
+ | [[category: #find a number]] | ||
+ | [[comment: seven proportional numbers]] | ||
+ | }}</div></div><br> |
Latest revision as of 14:40, 12 July 2024
Contents
Find a Perfect Number
perfect number
Category | Comment | Link | Annotated text |
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word problem/find a number | perfect number | ספר_דיני_ממונות#x3Is | 109) If you want to find the second [perfect number] קט)MS L: om. ואם תרצה למצא השני |
word problem/find a number | perfect number | ספר_דיני_ממונות#IXt8 | 108) Question: if you want to find a perfect number קח) שאלה אם תרצה למצא {{#annot:term|75|xt6c}}מספר שלם{{#annotend:xt6c}} נקרא בלשונם {{#annot:term|75|aiWm}}נומירו פירפיטו{{#annotend:aiWm}} |
word problem/find a number | perfect number | ספר_דיני_ממונות#CaJp | 110) If you want to find the third [perfect number] קי)MS L: om. ואם ואם תרצה למצא השלישי |
Find One Number
![\scriptstyle37a=49](/mediawiki/images/math/2/9/3/2935c23723d7533b5fecc45992ae32e3.png)
Category | Comment | Link | Annotated text |
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word problem/find a number | 37a=49 | Arithmetic_Textbook_by_R._Aharon_ben_Isaac#b6Ce | The [sixth] question: what is the number, such that when we multiply it by 37, the product is 49.
:![]() |
![\scriptstyle9a=1](/mediawiki/images/math/2/7/3/27343e339290df2ed8a3cf49e7aa1ef9.png)
Category | Comment | Link | Annotated text |
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word problem/find a number | 9a=1 | Arithmetic_Textbook_by_R._Aharon_ben_Isaac#LF1Q | The seventh question: what is the number, such that when we multiply it by 9, the product is one.
:![]() |
![\scriptstyle13\sdot7\sdot3\sdot a=3](/mediawiki/images/math/f/e/b/feb953d2099cc0fa4e63e87f2996514d.png)
Category | Comment | Link | Annotated text |
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word problem/find a number | 13·7·3a=3 | Arithmetic_Textbook_by_R._Aharon_ben_Isaac#o8DN | The eighth question: what is the number, such that when we multiply it by 3, then the product by 7, then the product by 13, the result is only 3.
:![]() |
![\scriptstyle\frac{7a}{9}=49](/mediawiki/images/math/a/c/b/acb57c04b5333d4c5b91a768f395b346.png)
Category | Comment | Link | Annotated text |
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word problem/find a number | 7a/9=45 | ספר_דיני_ממונות#d4nh | 133) Question: find me a number such that if you multiply it by 7 and divide by 9, your result will be 45.
:![]() |
![\scriptstyle\frac{a}{5}\sdot8=23](/mediawiki/images/math/c/7/3/c7363d9f2481dd57c3e6564500efa433.png)
Category | Comment | Link | Annotated text |
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word problem/find a number | (5/a)·8=23 | ספר_דיני_ממונות#km4W | 134) Question: find a number such that if you divide it by 5 and multiply by 8 the result will be 23.
:![]() |
![\scriptstyle\frac{\frac{1}{5}a}{\sqrt{a}}=7](/mediawiki/images/math/d/a/1/da136eded84ec25a154dc91c1d5bca15.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | ⅕a/√a=7 | ספר_דיני_ממונות#VnZO | Question: find me a number, such that when you divide its fifth by a root of the given number, the result is 7.
:![]() |
![\scriptstyle\frac{3}{a}=5+\frac{7}{b}](/mediawiki/images/math/a/f/1/af1cb0b643ba434ac76af078754e2465.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | 3/a=5+7/b | ספר_דיני_ממונות#iyBa | 155) Question: if you want to find a number such that if you divide 3 by it, the result is 5 and 7 remain.
:![]() |
![\scriptstyle\left(\frac{1}{3}\sdot a\right)+\left(\frac{1}{5}\sdot a\right)=10](/mediawiki/images/math/f/2/8/f28b4c771e77dbc7dcb98af71ef08ff3.png)
Category | Comment | Link | Annotated text |
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word problem/find a number | ⅓a+⅕a=10 | מלאכת_המספר#niUj | Suppose we want to find any whole, such that the sum of its third and its fifth together is ten.
:![]() |
![\scriptstyle\left(\frac{1}{3}\sdot a\right)+\left(\frac{1}{4}\sdot a\right)=10+\frac{1}{2}](/mediawiki/images/math/b/d/8/bd822bc67030d7942d3e1cfb0db901a1.png)
Category | Comment | Link | Annotated text |
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word problem/find a number | ⅓a+¼a=10½ | מלאכת_המספר#IQCS | Example for this: suppose the sum of a third and a quarter of the whole is equal to ten and a half and we wish to know the whole.
:![]() |
![\scriptstyle\left(\frac{1}{3}\sdot a\right)+\left(\frac{1}{4}\sdot a\right)=20](/mediawiki/images/math/0/8/0/08094f551584479f1c17dbb3d1d18b9f.png)
Category | Comment | Link | Annotated text |
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word problem/find a number | ⅓a+¼a=20 | מלאכת_המספר#Auzt | Example: we wish to find a number that the sum of its third and its quarter is 20.
:![]() |
![\scriptstyle\left(\frac{1}{3}\sdot a\right)+\left(\frac{1}{4}\sdot a\right)=6](/mediawiki/images/math/1/9/2/1928a87a5904f5d3461c7d591e56b417.png)
Category | Comment | Link | Annotated text |
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word problem/find a number | ⅓a+¼a=6 | מלאכת_המספר#m65t | Example: we wish to find a number, whose quarter and third are 6.
:![]() |
![\scriptstyle\left(\frac{1}{4}\sdot a\right)+\left(\frac{1}{5}\sdot a\right)=5](/mediawiki/images/math/7/c/d/7cd4fec3e1d27f7ea9230263d2c2e9cd.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | ¼a+⅕a=5 | מלאכת_המספר#0Nd6 | As the one who asks about the sum of a quarter and a fifth [of a whole], which is 5 integers, and we wish to know how much is the whole.
:![]() |
![\scriptstyle a+\left(\frac{1}{3}\sdot a\right)+\left(\frac{2}{5}\sdot a\right)=81](/mediawiki/images/math/1/b/5/1b5a917bcbd558af0c3905635616cbd5.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | a+⅓a+⅖a=81 | ספר_דיני_ממונות#khzV | 136) Question: find me a number such that if you add to it its third and its two fifths it makes [81].
:![]() |
![\scriptstyle a+\left[\left(2+\frac{2}{3}\right)\sdot a\right]=11](/mediawiki/images/math/0/b/0/0b068aee8a198fb1fa58fa1f43e74e36.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | a+2⅔a=11 | Arithmetic_Textbook_by_R._Aharon_ben_Isaac#ZVW2 | First question: What is the number to which you add its two and 2-thirds and it is eleven?
:![]() |
![\scriptstyle\left(\frac{1}{2}\sdot a\right)+\left(\frac{1}{3}\sdot a\right)+\left(\frac{1}{4}\sdot a\right)-5=24](/mediawiki/images/math/5/6/d/56d3e8687c7d8ef78a329ce008d800de.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | ½a+⅓a+¼a-5=24 | Arithmetic_Textbook_by_R._Aharon_ben_Isaac#ywwH | Second question: What is the number whose half, third and quarter, minus five are 24?
:![]() |
![\scriptstyle a+\frac{1}{2}\sdot\left(\frac{1}{4}\sdot a\right)+\left(\frac{3}{4}\sdot a\right)+\frac{1}{4}\sdot\left(\frac{1}{4}\sdot a\right)=2](/mediawiki/images/math/1/0/c/10c580b963106af9fee06352e142a9ef.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | a+½¼a+¾a+¼¼a=2 | Arithmetic_Textbook_by_R._Aharon_ben_Isaac#EJ6w | The third question: what is the unknown number that if you add to it one-half of its quarter, its three quarter and one-quarter of its quarter, the total is but two?
:![]() |
![\scriptstyle a+\frac{1}{2}a+\frac{1}{5}a+\frac{1}{7}a=2](/mediawiki/images/math/6/c/5/6c5926e7202cf98036fe9c34bc3476c1.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | a+½a+⅕a+⅐a=2 | Arithmetic_Textbook_by_R._Aharon_ben_Isaac#hxby | Question one: [What is] the number, such that if you add [to it] its half, its fifth, and its seventh, [the total is 2].
:![]() |
![\scriptstyle a+\frac{1}{2}\sdot\frac{1}{2}a+\frac{1}{3}\sdot\frac{1}{3}a+\frac{1}{5}\sdot\frac{1}{5}a=7](/mediawiki/images/math/6/8/b/68bcc50d95ae2dd0fde78ef096ff87a4.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | a+½½a+⅓⅓a+⅕⅕a=7 | Arithmetic_Textbook_by_R._Aharon_ben_Isaac#rLug | Question: What is the unknown number, such that when we add to it half of its half, a third of its third, and a quarter of its quarter, it is exactly 7.
:![]() |
![\scriptstyle\left(a+\frac{1}{3}a\right)+\left[\frac{2}{5}\sdot\left(a+\frac{1}{3}a\right)\right]+\left[\frac{3}{4}\sdot\left(a+\frac{1}{3}a\right)+\left[\frac{2}{5}\sdot\left(a+\frac{1}{3}a\right)\right]\right]=13](/mediawiki/images/math/8/3/6/8369d7990f744b9a523db6ca37d54373.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | a+⅓a+⅖(a+⅓a)+¾(a+⅓a+⅖(a+⅓a))=13 | Arithmetic_Textbook_by_R._Aharon_ben_Isaac#KQWm | Question two: What is the number, such that if you add to it its third, then to the sum 2-fifths of the sum, then to this sum 3-quarters of the sum, [and after all this the result is 13]. שאלה שנית מהו המספר אשר אם תחבר עליו שלישיתו ועל העולה ב' חמשיות מן העולה ועל העולה ג' רביעיות מן [97v]העולה [ ועם כל זה יעלה י"ג] |
![\scriptstyle a-\left(\frac{1}{3}\sdot a\right)-\left(\frac{1}{4}\sdot a\right)=29](/mediawiki/images/math/c/3/c/c3c074b0325a4f92405a1e26f8381bb6.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | a-⅓a-¼a=29 | ספר_דיני_ממונות#3Zd3 | 135) Question: find me a number such that if you subtract its third and its quarter from it the remainder is 29.
:![]() |
![\scriptstyle\left(\frac{1}{2}a+\frac{1}{3}a\right)-\left(\frac{1}{4}a+\frac{1}{5}a\right)=4](/mediawiki/images/math/8/c/8/8c8e22139f33805a8fcff34441d81bb3.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | (½a+⅓a)-(¼a+⅕a)=4 | ספר_דיני_ממונות#cQy5 | Question: find me a number, such that [the sum of] its half and its third exceeds [the sum of] its quarter and its fifth by 4 integers.
:![]() |
![\scriptstyle a-\left(\frac{1}{3}\sdot a\right)=\sqrt{a}](/mediawiki/images/math/2/0/a/20a124bcb5fae68b6e897fa4123e9d84.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | a-⅓a=√a | ספר_האלזיברא#HmbP | Question: I want to find a number such that when its third is subtracted from it the remainder is the root of the original number
:![]() |
![\scriptstyle\left[a-\left(\frac{2}{3}\sdot a\right)\right]^2=20](/mediawiki/images/math/0/2/0/020aa7d4628e7b55eaa289ac0c2211b9.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | (a-⅓a)²=20 | ספר_האלזיברא#xJ4O | Question: I want to find a number such that when its third is subtracted from it, the square of the remainder is 20.
:![]() |
![\scriptstyle\left[a\sdot\left(\frac{2}{3}\sdot a\right)\right]^2=36](/mediawiki/images/math/4/4/d/44d26474e128ec5582fe301dd2b9863a.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | (a·⅔a)²=36 | ספר_ג'יבלי_אלמוקבאלא#IqWv | Find me a number, such that when it is multiplied by its two thirds, and the product is multiplied by itself, it yields 36.
:I ask: how much will the number be?
:![]() אשאל כמה יבא להיות המספר |
![\scriptstyle a^2\sdot\left(\frac{3}{4}\sdot a^2\right)=6a](/mediawiki/images/math/c/b/d/cbde7b868affb4c4fcf47515c524b92f.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | a²·¾a²=6a | ספר_ג'יבלי_אלמוקבאלא#GJDy | Find me a number, such that when it is multiplied by itself, and the product is multiplied by its three quarters, it yields the same as 6 times the number.
:I ask: how much will this number be?
:![]() אשאל כמה יהיה המספר האמור |
![\scriptstyle\frac{2}{5}a^2=a](/mediawiki/images/math/2/e/c/2ec8194ece0ca339c4a28041a08d5ee4.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | ⅖a²=a | ספר_דיני_ממונות#LWXU | 159) Quaestion: if you want to find a number such that its two fifths are its root.
:![]() |
![\scriptstyle a+28=2a^2](/mediawiki/images/math/3/d/2/3d235459b8141d0d943317b212700d6e.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | a+28=2a² | ספר_האלזיברא#AZ3B | Question: we want to find a number such that when we add to it 28 the sum is twice its square
:![]() |
![\scriptstyle a^2=4\sdot\left(a+8\right)](/mediawiki/images/math/c/a/3/ca3f9cc6222600e47e1df37d257e8fed.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | a²=4(a+8) | ספר_המספר_/_אליהו_מזרחי#OOxP | The example: if you want to know what is the number whose square equals the product of 4 by the sum of that number with 8.
::![]() |
![\scriptstyle a^2=\left(3+\frac{10}{13}\right)\sdot\left(a+6\right)](/mediawiki/images/math/c/2/4/c245443cb3daaa85bbd87ce1bfc62957.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | a²=(3+¹⁰/₁₃)(a+6) | ספר_המספר_/_אליהו_מזרחי#UwCZ | Likewise, if you want to know the number whose square equals the product of three and 10-thirteenths by the sum of that number with 6.
::![]() |
![\scriptstyle a^2\sdot a=12a+10a^2](/mediawiki/images/math/b/0/c/b0c5064d33a87bfedcb2acd43935b8ed.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | a²·a=12a+10a² | ספר_ג'יבלי_אלמוקבאלא#FhTO | Find me a number, such that when it is multiplied by itself, and the product is multiplied by that number, it yields the same as the product of that number by 12, and that number multiplied by itself, then this product is multiplied by ten and this is added to the product by 12.
:I ask: how much will the number be?
:![]() אשאל כמה יבא להיות המספר האמור |
![\scriptstyle\sqrt{9a}=12](/mediawiki/images/math/d/d/b/ddb5a48a6f896cd9dd92b578fb22624b.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | √(9a)=12 | ספר_ג'יבלי_אלמוקבאלא#TeOu | Find me a number, such that when it is multiplied by 9, the root of the product is 12.
:I ask: how much will the number be?
:![]() אשאל כמה יבא להיות המספר |
![\scriptstyle\sqrt{a}+\sqrt{a-\sqrt{a}}=3](/mediawiki/images/math/8/8/f/88f14a7df758d18fb429f7de9501648a.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | √a+√(a-√a)=3 | ספר_דיני_ממונות#e6ph | 156) Question: if you want to find a number such that if you subtract its root and add it to the root of the remainder it makes 3.
:![]() |
![\scriptstyle\left(a\sdot\frac{2}{3}a\right)^2=\sqrt{50}](/mediawiki/images/math/e/d/5/ed5ba9053cb409cb90f315931861a4a9.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | (a·⅔a)²=√50 | ספר_ג'יבלי_אלמוקבאלא#MvD8 | Find me a number, such that when it is multiplied by its two thirds, and that product is multiplied by itself, it yields the root of fifty.
:I ask: how much will the number be?
:![]() אשאל כמה יבא להיות המספר האמור |
![\scriptstyle\left(a\sdot\frac{2}{3}a\right)\sdot a=a\sdot\sqrt{8}](/mediawiki/images/math/9/9/6/99641c77bfb67f5e71d37323e2fa1088.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | (a·⅔a)·a=a√8 | ספר_ג'יבלי_אלמוקבאלא#iQR6 | Find me a number, such that when it is multiplied by its two thirds, and this product is multiplied by that number, it yields the same as the product of that number by the root of 8.
:I ask: how much will the number be?
:![]() אשאל כמה הוא כל אחד מהמספרי' |
![\scriptstyle\frac{3}{7}a+\frac{4}{5}a=\frac{2}{3}a+\frac{1}{4}a+20](/mediawiki/images/math/7/1/e/71ee8f2c1f0de7a36d44cac3f1df7a51.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | ³/₇a+⁴/₅a=⅔a+¼a+20 | ספר_מעשה_חושב#7YKC | Example: three-sevenths and four-fifths of the unknown number exceed two-thirds and a quarter of the unknown number by twenty and we wish to know how much is the number?
::![]() |
word problem/find a number | ³/₇a+⁴/₅a=⅔a+¼a+20 | ספר_דיני_ממונות#SkQW | 46) Question: three sevenths and four fifths of the unknown number exceed two thirds and a quarter of the unknown number by twenty.
:We wish to know: how much is the number?
:![]() רצינו לדעת כמה המספר הנעלם |
![\scriptstyle\frac{1}{4}\sdot a=\frac{1}{3}\left[a-\left(\frac{1}{4}\sdot a\right)\right]=\frac{1}{2}\sdot\left[\left[a-\left(\frac{1}{4}\sdot a\right)\right]-\frac{1}{3}\left[a-\left(\frac{1}{4}\sdot a\right)\right]\right]](/mediawiki/images/math/0/3/3/033d744cd8cb13774b55ad9cacb7de4b.png)
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | ¼a=⅓(a-¼a)=½((a-¼a)-⅓(a-¼a)) | ספר_דיני_ממונות#irk0 | Question: if you take any number, then you take its quarter from it, then a third of the remainder, then half the remainder after taking the third, all parts are the same. שאלהMS L שכ אם תחלק איזה מספר שיזדמן ותקח ממנו רביעיתו ומהנשאר שלישיתו ומהנשאר אחר לקיחת השליש מחציתו יש לכלם חלק שוה |
![\scriptstyle\left[\left[X-\left(\frac{1}{2}X+\frac{1}{2}\right)\right]-\left[\left[\frac{1}{2}\sdot\left[X-\left(\frac{1}{2}X+\frac{1}{2}\right)\right]\right]+\frac{1}{2}\right]\right]-\left[\frac{1}{2}\sdot\left[\left[X-\left(\frac{1}{2}X+\frac{1}{2}\right)\right]-\left[\left[\frac{1}{2}\sdot\left[X-\left(\frac{1}{2}X+\frac{1}{2}\right)\right]\right]+\frac{1}{2}\right]\right]+\frac{1}{2}\right]=1](/mediawiki/images/math/f/2/8/f28c22c40aef6283c27e81473fabdc88.png)
Category | Comment | Link | Annotated text |
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word problem/find a number | a-(½a+½)-(½(a-(½a+½))+½)-(½(a-(½a+½)-(½(a-(½a+½))+½))+½) | קצור_המספר#9olE | As when one asks: what is the number such that when we subtract its half and one half more, then [we subtract] from the remainder its half and one half more, then [again we subtract] from the [second] remainder its half and one half more, we are left with one. כמו ששאל אחד איזהו מספר אשר כשנשליך חציו ועוד חצי אחד ומן הנשאר חציו ועוד חצי אחד וישאר אחד ב[ע]ינו |
![\scriptstyle\frac{3a}{4}:4=4:6](/mediawiki/images/math/1/f/e/1fe105554b9076a361750d648be7543a.png)
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word problem/find a number | (3a/4)/4=4/6 | ספר_דיני_ממונות#mnbD | 43) Question: find me a number such that when multiplied by 3 then divided by 4 the ratio of the remainder to 4 is the same as the ratio of 4 to 6.
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![\scriptstyle2:3=4:a](/mediawiki/images/math/d/0/e/d0e946bcabf32a5843f893bf5173eb36.png)
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word problem/find a number | 2/3=4/a | ספר_דיני_ממונות#PZIU | 248) Question: we have four numbers, such that the ratio of the first to the second is the same as the ratio of the third to the fourth, the sum of the four squares is 65, the first is 2, the second is 3, and the third is 4.
:I ask: how much is the fourth?
רמח) שאלה לנו ד' מספרים שיחס הא' אל הב' כיחס הג' אל הד' והד' מרובעים עולה ס"ה וממון הא' ב' וממון הב' ג' וממון הג' ד' אשאל כמה ממון הד' |
![\scriptstyle4=\frac{1}{3}\sdot15\longrightarrow a=\frac{1}{5}\sdot25](/mediawiki/images/math/3/8/e/38e8abb89d7faf637ef91e8554c91546.png)
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word problem/find a number | 4=⅓·15→a=⅕·25 | ספר_דיני_ממונות#RldY | 65) Question: if number 4 is a third of number 15 what is the fifth of 25? סה) שאלה אם מספר ד' הוא שליש מספר ט"ו מהו חומש כ"ה |
![\scriptstyle a^2=40+\frac{41}{b}](/mediawiki/images/math/2/f/8/2f829738306db2cec7ad7d022313ea09.png)
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word problem/find a number | a²=40+41\b | ספר_דיני_ממונות#aiR7 | 112) Question: find a number such that when you multiply it by itself the result is 40 and 41 parts of a fraction.
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![\scriptstyle\frac{4a}{5}=6+\frac{3}{5}](/mediawiki/images/math/d/3/9/d39be6a834af9410afe579beeb80a910.png)
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word problem/find a number | 4a/5=6⅗ | ספר_דיני_ממונות#lrPR | Another question: find me a number such that when you multiply it by 4, then divide the product by 5, the result of division is 6 and the remainder is 3.
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![\scriptstyle4a\bmod5=1](/mediawiki/images/math/7/d/2/7d24c46eecca7192672ad08f86b8e3fb.png)
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word problem/find a number | 4a(mod)5=1 | ספר_דיני_ממונות#3egI | Example from which you can understand all that is mentioned concerning the nativities: it is that you find me a number such that when you multiply it by 4, then divide the product by 5, the remainder is 1.
:![]() והוא תמצא לי מספר אשר כשתכפלהו על ד' והעולה תחלק על ה' שישאר א' |
![\scriptstyle4a\bmod6=1](/mediawiki/images/math/2/e/3/2e3999bd49d343d3bb8ccf580b612911.png)
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word problem/find a number | 4a(mod)6=1 | ספר_דיני_ממונות#alcr | Find me a number such that when I multiply it by 4, then divide it by 6, the remainder is 1.
:![]() |
![\scriptstyle a\bmod3=a\bmod5=a\bmod7=1](/mediawiki/images/math/0/8/1/0815f33a6cd24cfaef1dfc85f0c63e05.png)
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word problem/find a number | a(mod)3=a(mod5)=a(mod7)=1 | ספר_דיני_ממונות#lQns | 168) Question: find me a number, such that if you divide it by 3, by 5, and by 7, 1 remains. קסח) שאלה בקש לי מספר שאם תחלקהו על ג' ועל ה ועל ז' ישאר א' |
![\scriptstyle a\bmod3=2;a\bmod5=4;a\bmod7=6](/mediawiki/images/math/0/b/6/0b67a035e7767a8406cacf06e7bce6ec.png)
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word problem/find a number | a(mod)3=2,a(mod5)=4,a(mod7)=6 | ספר_דיני_ממונות#hx8d | 169) Question: if you are told that the remainder after casting out the threes is 2 etc.
:Do it this way:
:For instance, if it is said that when we divide it by 3, 2 remains; if its is divided by 5, 4 remains; and if it is divided by 7, 6 remains.
קסט) שאלה ואם אמר לך שנשאר בהשליכך ג"ג ב' או ג' עשה בדרך הזה עד"מ ואם אמר כשנחלקהו על ג' ישאר ב' ואם יחולק על ה' ישאר ד' ואם יחולק על ז' ישאר ו' |
![\scriptstyle a\bmod2=1;a\bmod3=1;a\bmod4=1;a\bmod5=0](/mediawiki/images/math/3/0/b/30b2ffc31871118579ee370b614a26f9.png)
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word problem/find a number | a(mod2)=1,a(mod3)=1,a(mod)4=1,a(mod5)=0 | ספר_המספר_/_אליהו_מזרחי#msZ5 | Likewise: if one asks: what is the number that when counted by twos - one remains; by threes - one remains; by fours - one remains; and by fives - nothing remains. וכן אם שאל שואל איזהו המספר אשר כשימנה מב' ב' ישאר אחד ומג' ג' ישאר אחד ומד' ד' ישאר אחד ומה' ה' לא ישאר דבר |
![\scriptstyle a\bmod2=1;a\bmod3=2;a\bmod4=3;a\bmod5=0](/mediawiki/images/math/4/8/3/4834f6c41c8e5df6bb2b0b0733d0ac8c.png)
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word problem/find a number | a(mod2)=1,a(mod3)=2,a(mod)4=3,a(mod5)=0 | ספר_המספר_/_אליהו_מזרחי#iIDQ | Likewise: if one asks: what is the number that when counted by twos - one remains; by threes - two remains; by fours - three remains; and by fives - nothing remains. וכן אם שאל שואל איזהו המספר אשר כשימנה מב' ב' ישארו אחד ומג' ג' ישארו שנים ומד' ד' ישארו שלשה ומה' ה' לא ישאר דבר |
![\scriptstyle a\bmod2=1;a\bmod3=2;a\bmod4=3;a\bmod5=4;a\bmod6=5;a\bmod7=0](/mediawiki/images/math/8/1/3/813ee19ec59e376d59fe2af183bacb53.png)
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word problem/find a number | a(mod2)=1,a(mod3)=2,a(mod)4=3,a(mod5)=4,a(mod6)=5,a(mod7)=0 | ספר_המספר_/_אליהו_מזרחי#jLBc | Question: if one asks: what is the number that when counted by twos - one remains; by threes - 2 remains; by fours - 3 remains; by fives - 4 remains; by sixes - 5 remains; and by sevens - nothing remains. שאלה אם שאל שואל איזהו המספר אשר כשימנה מב' ב' ישארו א' ומג' ג' ישארו ב' ומד' ד' ישארו ג' ומה' ה' ישארו ד' ומו' ו' ישארו ה' ומז' ז' לא ישארו כלום |
![\scriptstyle a\bmod2=1;a\bmod3=1;a\bmod4=1;a\bmod5=1;a\bmod6=1;a\bmod7=0](/mediawiki/images/math/5/e/8/5e8bb3a45b602c4a87a1a92ecd8843b4.png)
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word problem/find a number | a(mod2)=1,a(mod3)=1,a(mod)4=1,a(mod5)=1,a(mod6)=1,a(mod7)=0 | ספר_המספר_/_אליהו_מזרחי#5uWz | Question: if one asks: what is the number that when counted by twos - one remains; by threes - one remains; by fours - one remains; by fives - one remains; by sixes - one remains; and by sevens - nothing remains. שאלה אם שאל שואל איזהו המספר אשר כשימנה מב' ב' ישאר אחד ומג' ג' ישאר אחד ומד' ד' ישאר אחד ומה' ה' ישאר אחד ומו' ו' ישאר אחד ומז' לא ישאר דבר |
![\scriptstyle a\bmod1=0;a\bmod2=1;a\bmod3=2;a\bmod4=3;a\bmod5=4;a\bmod6=5;a\bmod7=1](/mediawiki/images/math/d/7/d/d7d2af99a23033e49fe73a996bfd5ae4.png)
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word problem/find a number | a(mod)1=0,a(mod2)=1,a(mod3)=2,a(mod)4=3,a(mod5)=4,a(mod6)=5,a(mod7)=1 | ספר_דיני_ממונות#65rT | 333) Question: find me a number, such that when you count it by ones it is gone; by twos - 1 remains; by threes - 2; by fours - 3; by fives - 4; by sixes - 5; and by sevens - 1. שלג) שאלה תמצא לי מספר כי כשתמנהו א"א שוה ב"ב ישאר א' ג"ג ב' ד"ד ג' ה"ה ד' ו"ו ה' ז"ז א' |
![\scriptstyle a\bmod2=1;a\bmod3=2;a\bmod4=3;a\bmod5=1;a\bmod6=5;a\bmod7=1;a\bmod8=7;a\bmod9=8;a\bmod10=1](/mediawiki/images/math/9/a/4/9a47767191d7c3fb863f0ca69246fcf3.png)
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word problem/find a number | a(mod2)=1,a(mod3)=2,a(mod)4=3,a(mod5)=1,a(mod6)=5,a(mod7)=1,a(mod8)=7,a(mod9)=8,a(mod10)=1 | ספר_המספר_/_אליהו_מזרחי#kMUT | Question: if one asks: what is the number that when counted by twos - one remains; by threes - 2 remains; by fours - 3 remains; by fives - one remains; by sixes - five remains; by sevens - one remains; by eights - 7 remains; by nines - eight remains; and by tens - one remains. שאלה אם שאל שואל איזהו המספר אשר כשימנה מב' ב' ישאר אח' ומג' ג' ישארו ב' ומד' ד' ישארו ג' ומה' ה' ישאר אחד ומו' ו' ישארו חמשה ומז' ז' ישאר אחד ומח' ח' ישארו ז' ומט' ט' ישארו שמנה ומי' י' ישאר אחד |
![\scriptstyle a\bmod2=0;a\bmod3=2;a\bmod4=0;a\bmod5=0;a\bmod6=2;a\bmod3=1;a\bmod8=4;a\bmod9=5;a\bmod10=0](/mediawiki/images/math/e/f/b/efb24c7b2ef0c9c7e8ba2f80e7d15f12.png)
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word problem/find a number | a(mod2)=0,a(mod3)=2,a(mod)4=0,a(mod5)=0,a(mod6)=2,a(mod7)=3,a(mod8)=4,a(mod9)=5,a(mod10)=0 | ספר_המספר_/_אליהו_מזרחי#lEfW | Likewise: if one asks: what is the number that when counted by twos - nothing remains; by threes - 2 remains; by fours - nothing remains; by fives - nothing remains; by sixes - two remains; by sevens - three remains; by eights - four remains; by nines - five remains; and by tens - nothing remains. וכן אם שאל שואל איזהו המספר אשר כשימנה מב' ב' לא ישאר דבר ומג' ג' ישארו שנים ומד' ד' לא ישאר דבר וחמשה חמשה לא ישאר דבר ומששה ששה ישארו שנים ומז' ז' ישארו שלשה ומח' ח' ישארו ארבעה ומט' ט' ישארו חמשה ומי' לא ישאר דבר |
![\scriptstyle a^2+19=b^2](/mediawiki/images/math/2/2/b/22b620783fd968865fb22b27423e4b10.png)
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word problem/find a number | a²+19=b² | ספר_דיני_ממונות#DmeO | 149) Question: if you want to find a square number such that if you add to it 19 it will be a square.
:![]() |
![\scriptstyle a^2-15=b^2](/mediawiki/images/math/7/e/b/7ebab38be2ca81a3622acf24f4d51bba.png)
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word problem/find a number | a²-15=b² | ספר_דיני_ממונות#eiGo | 150) Question: if you want to find a square number such that if you subtract 15 from it, it remains a square.
:![]() |
![\scriptstyle\begin{cases}\scriptstyle a+b=n^2\\\scriptstyle a-b=m^2\end{cases}](/mediawiki/images/math/6/2/3/6234df0462d417486285a4bd3ac609da.png)
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word problem/find a number | a+b=n², a-b=m² | ספר_דיני_ממונות#U3Ow | 332) Question: find me a number such that when you add a certain number to it, it becomes a square, and if you subtract it from it, a square remains.
:![]() |
![\scriptstyle\begin{cases}\scriptstyle a+4=n^2\\\scriptstyle a-4=m^2\end{cases}](/mediawiki/images/math/d/d/d/ddd90b992d8656da730967a9c8017b7d.png)
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word problem/find a number | a+4=n², a-4=m² | ספר_דיני_ממונות#bQqS | 151) Question: if you want to find a number such that if you add to it 4 it will be a square and if you subtract [from it 4] it will also be a square.
:![]() |
![\scriptstyle\begin{cases}\scriptstyle a^2-5a=n^2\\\scriptstyle a^2+7a=m^2\end{cases}](/mediawiki/images/math/f/c/a/fca05ac3689f1e5bb6f8e0a7509913aa.png)
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word problem/find a number | a²-5a=n², a²+7a=m² | ספר_דיני_ממונות#3YCC | 158) Question: if you want to find a square number such that if you subtract its five roots from it the remainder is a square and if you add it to its seven roots it will be a square.
:![]() |
repeated subtraction
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word problem/find a number | repeated subtraction | מלאכת_המספר#TEa8 | Question: if we subtract 12 from the double of any number, then we subtract another 12 from double the remainder also, and double the remainder is 12, how much is the original number?
:![]() |
word problem/find a number | repeated subtraction | ספר_חשבון#QPoG | If one asks you: a number, you subtract a tenth from it, then you subtract again a tenth from the remainder, and 100 are left.
:How much was the original number before subtracting the two tenths? : ![]() כמה היה כל החשבון בטרם שהסרת ממנו ב' העשיריות |
word problem/find a number | repeated subtraction | מלאכת_המספר#j27H | Question: if the half of any amount plus one are subtracted, then the half of the remainder plus one, then the half of the remainder plus one, and one remains, how much is the original number?
שאילה אם מאי זה כמות ילקח חציו ואחד יותר ומהנשאר חציו ויותר אחד ומהנשאר חציו ויותר אחד ונשאר אחד כמה היה המספר הראשון
|}
:![]() |
Find Two Numbers
![\scriptstyle\begin{cases}\scriptstyle b-1=a+1\\\scriptstyle2\sdot\left(a-1\right)=b+1\end{cases}](/mediawiki/images/math/a/6/0/a609da3bd8cf43bddc889c33ef87d453.png)
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word problem/find a number | b-1=a+1;2(a-1)=b+1 | מלאכת_המספר#4BJp | Knowing the relation of two numbers that have the property that if we subtract one from the greater number and add it to the smaller number, the two numbers become equal; and if we subtract one from the smaller number and add it to the greater, the greater becomes double the smaller, or more if we wish ==== |style="width:45%; text-align:right;"|הפרק השני בידיעת התייחסות שני מספרי' שיש להם זה הטבע שאם נחסר אחד מהמספר הגדול ונוסיפהו על המספר הקטן יהיו הב' מספרי' שוים ואם נחסר אחד מהמספר הקטן ונוסיפהו בגדול יהיה הגדול כפל הקטן או יותר אם נרצה |
![\scriptstyle\begin{cases}\scriptstyle b-1=a+1\\\scriptstyle20\sdot\left(a-1\right)=b+1\end{cases}](/mediawiki/images/math/f/3/b/f3b005310066463fcd73ccfda9dddc32.png)
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word problem/find a number | b-1=a+1;20(a-1)=b+1 | מלאכת_המספר#osY0 | In order to elaborate the explanation, we give another example: we assume two numbers, such that if we subtract one from the greater number and add it to the smaller, both numbers become equal; and if we subtract one from the smaller number and add it to the greater, the greater becomes twenty times the smaller. [ו]כדי לה[וסי]ף ביאור נעשה משל אחר בשנניח ב' מספר[ים] שאם נחסר אחד מהמספר הגדול [ו]נוסיפהו לקטן יהיה [ה]שני מספרי' שוים ואם נחסר אחד מהמספר הקטן ונוסיפהו בגדול יהיה הגדול עשרי' פעמי' בקטן |
![\scriptstyle\begin{cases}\scriptstyle2\sdot\left(b-1\right)=a+1\\\scriptstyle3\sdot\left(a-1\right)=b+1\end{cases}](/mediawiki/images/math/7/2/1/721847e5a1a132e105e96ab798ca752b.png)
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word problem/find a number | 2(b-1)=a+1;3(a-1)=b+1 | מלאכת_המספר#9M9M | The relation of two numbers such that if the greater gives one to the smaller, the smaller becomes double the greater; and if the smaller gives one to the greater, the greater becomes three times the smaller ==== |style="width:45%; text-align:right;"|הפרק הג' ביחס שני מספרי' שאם הגדול יתן אחד לקטן יהיה הקטן כפל הגדול ואם הקטן יתן אחד לגדול יהיה הגדול שלשה פעמי' יותר מהקטן |
![\scriptstyle\begin{cases}\scriptstyle a^2=b-5\\\scriptstyle a^2+b^2=100\end{cases}](/mediawiki/images/math/5/6/d/56d75f95f9bc504b1cc3215aad61ade7.png)
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word problem/find a number | a²=b-5;a²+b²=100 | ספר_ג'יבלי_אלמוקבאלא#a55J | Find me two numbers, such that when the first is multiplied by itself it yields the second minus 5, and when each of them is multiplied by itself, then both products are summed together, it yields 100.
:I ask: how much will each of the numbers be?
:![]() ויוכו כל אחד מהם בעצמו ויחוברו אותם ההכאות יחד יעשה ק' ואשאל יבא כמה להיות כל אחד מהמספרים |
![\scriptstyle\begin{cases}\scriptstyle a^2=2b+8\\\scriptstyle a^2+b^2=80\end{cases}](/mediawiki/images/math/d/d/e/dde7a90463185002415d2f26317f12ef.png)
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word problem/find a number | a²=2b+8;a²+b²=80 | ספר_ג'יבלי_אלמוקבאלא#Ob3R | Find me two numbers such that the one multiplied by itself yields 2 times the second and 8 more;
:and when each of them is multiplied by itself, and the two products are summed together, they yield 80.
:I ask: how much will each number be?
:![]() ומוכה כל אחד מהם בעצמו ויקובצו ב' ההכאו' יחד יעשו פ' אשאל כמה יבא להיות כל אחד מהמספרי' |
b=2a
![\scriptstyle\begin{cases}\scriptstyle b=2a\\\scriptstyle a^2\sdot b=9b\end{cases}](/mediawiki/images/math/8/5/6/85668b446f708c721fb7ebe85eb123a8.png)
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word problem/find a number | b=2a;a²b=9b | ספר_ג'יבלי_אלמוקבאלא#ZaKZ | Find me two numbers such that the one is double the other;
:and when the smaller is multiplied by itself, and the product is multiplied by the second number, it yields the same as the second, i.e. the larger, multiplied by 9.
:I ask: how much will each number be?
:![]() וכשהוכה הקטון בעצמו ואותה ההכאה תוכה במספר השני יעשה כמו השני רצו' הגדול מוכה על ט' אשאל כמה יבא להיות כל אחד מהמספרים |
a:b=2:3
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle4a+4b=\sqrt{100}\end{cases}](/mediawiki/images/math/5/7/7/5778e6c9c9a03e0e9b077d6cbe2e9728.png)
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word problem/find a number | a/b=⅔;4a+4b=√100 | ספר_ג'יבלי_אלמוקבאלא#FMUp | Find me two numbers such that one is a part of the other as 2 is of 3;
:and when each of them is multiplied by 4, and both products are summed together, they yield a root of 100.
:I ask: how much will each number be?
:![]() וכשיוכה כל אחד בארבעה ויקובצו אלו ההכאות יחד יעשו שרש ק' אשאל כמה יבא להיות כל מספר מהם |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle a\sdot b=\sqrt{12}\end{cases}](/mediawiki/images/math/d/7/c/d7ca4dc452c803831d261f93c1f4341f.png)
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word problem/find a number | a/b=⅔;ab=√12 | ספר_ג'יבלי_אלמוקבאלא#zNTn | Find me two numbers such that one is a part of the other as 2 is of 3;
:and if one is multiplied by the other, it yields a root of 12.
:I ask: how much will each number be?
:![]() ואם יוכה האחד באחר יעשה שרש מי"ב אשאל כמה יבא להיות כל אחד מהמספרים |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(3a+4b\right)\sdot\sqrt{5}=40\end{cases}](/mediawiki/images/math/6/8/9/6894761d5bc23878106c52f97d9c05d0.png)
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word problem/find a number | a/b=⅔;(3a+4b)√5=40 | ספר_ג'יבלי_אלמוקבאלא#PB7l | Find me two numbers such that one is a part of the other as 2 is of 3;
:and when the first is multiplied by 3 and the second by 4, and both products are summed together and multiplied by the root of 5, it yields 40.
:I ask: how much will each number be?
:![]() וכשיוכה הראשון בשלשה והשני בארבעה ואלו שתי ההכאות מחוברים יחד ויוכה בשרש ה' יעשה מ' אשאל כמה יבא להיות כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(a\sdot b\right)\sdot\sqrt{8}=100\end{cases}](/mediawiki/images/math/8/4/4/8444590bed44a4b77e15a15ac1771bb5.png)
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word problem/find a number | a/b=⅔;ab√8=100 | ספר_ג'יבלי_אלמוקבאלא#mV9d | Find me two numbers such that one is a part of the other as 2 is of 3;
:and when the one is multiplied by the other, and the product is multiplied by the root of 8, it yields 100.
:I ask: how much will each number be?
:![]() וכשיוכה האחד באחר ואותה ההכאה תוכה בשרש ח' ועושה ק' אשאל כמה יבא להיות כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle a\sdot\sqrt{a}=2b\end{cases}](/mediawiki/images/math/5/6/2/5621737413f6c80776d5debda11be8fe.png)
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word problem/find a number | a/b=⅔;a√a=2b | ספר_ג'יבלי_אלמוקבאלא#Jb23 | Find me two numbers such that the first is a part of the second as 2 is of 3;
:and when the first is multiplied by its root it yields the same as the product of the second by 2.
:I ask: how much will each number be?
:![]() וכשיוכה הראשון בשרש עצמו יעשה כמו הכאת השני בשנים אשאל כמה יבא להיות כל אחד מהמספרים |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle a\sdot\sqrt{a}=b^2\end{cases}](/mediawiki/images/math/6/3/e/63e3fb72be68e5cdb6fc36b69033ada8.png)
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word problem/find a number | a/b=⅔;a√a=b² | ספר_ג'יבלי_אלמוקבאלא#LtCT | Find me two numbers such that one is a part of the other as 2 is of 3;
:and when the first is multiplied by its root it yields the same as the product of the second by itself.
:I ask: how much will each number be?
:![]() ובהכות הראשו' בשרשו יעשה כמו הכאת השני בעצמו אשאל כמה יבא להיות כל אחד מן המספרים |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(a\sdot b\right)^2=b\sdot\sqrt{8}\end{cases}](/mediawiki/images/math/2/8/1/2811d329920f0c5cabbf0e024c817cac.png)
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word problem/find a number | a/b=⅔;(ab)²=b√8 | ספר_ג'יבלי_אלמוקבאלא#6dSA | Find me two numbers such that the first is a part of the second as 2 is of 3;
:and when the smaller is multiplied by the greater, and this product is multiplied by itself, it yields the same as the product of the second by the root of 8.
:I ask: how much will each number be?
:![]() ויוכה הקטון בגדול ואותה ההכאה תוכה בעצמה יעשה כמו הכאת השני בשרש ח' אשאל כמה יבא להיות כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle a^2\sdot b=b\sdot\sqrt{b}\end{cases}](/mediawiki/images/math/a/a/7/aa73a6752376a3c5675e17526c77e447.png)
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word problem/find a number | a/b=⅔;a²b=b√b | ספר_ג'יבלי_אלמוקבאלא#DcQa | Find me two numbers such that the one is a part of the other as 2 is of 3;
:and when the first is multiplied by itself and this product is multiplied by the second, it yields the same as the product of the second by its root.
:I ask: how much will each number be?
:![]() ומוכה הראשון בעצמו ואותה ההכאה תוכה במספר השני יעשה 34vכמו הכאת השני בשרשו אשאל כמה יבא להיות כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle5a+7b=16+\sqrt{8}\end{cases}](/mediawiki/images/math/5/a/8/5a8e4d0717e0e01d1f2e11705831f0e4.png)
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word problem/find a number | a/b=⅔;5a+7b=16+√8 | ספר_ג'יבלי_אלמוקבאלא#qQCL | Find me two numbers such that the one is a part of the other as 2 is of 3;
:and when the first is multiplied by 5 and the second by 7, then both the products are summed together, it yields 16 and a root of 8.
:I ask: how much will each number be?
:![]() ומוכה הראשון בה' והשני בז' ושתי אלו ההכאות יחוברו יחד יעשו י"ו ושרש ח' אשאל כמו' יבא להיות כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle3a+4\sqrt{b}=30\end{cases}](/mediawiki/images/math/7/3/1/7318fd87d27bfe5f22c56345d41e0edb.png)
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word problem/find a number | a/b=⅔;3a+4√b=30 | ספר_ג'יבלי_אלמוקבאלא#37bI | Find me two numbers such that the one is a part of the other as 2 is of 3;
:and when the first is multiplied by 3 and the root of the second by 4, then both the products are summed together, it yields thirty.
:I ask: how much will each number be?
:![]() ובהכות הראשון בג' ושרש השני בד' ויחוברו שתי אלו ההכאות יחד יעשה שלשים אשאל כמה יבא להיות כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle a\sdot b=20+\sqrt{8}\end{cases}](/mediawiki/images/math/6/1/1/6114cc286f48998793fbb76140b41988.png)
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word problem/find a number | a/b=⅔;ab=20+√8 | ספר_ג'יבלי_אלמוקבאלא#B6TE | Find me two numbers such that the first is a part of the second as 2 is of 3;
:and when the first is multiplied by the second it yields 20 and a root of 8.
:I ask: how much will each number be?
:![]() ומוכה הראשון בשני יעשה כ' ושרש ח' אשאל כמה יבא להיות כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(a\sdot b\right)\sdot b=100+\sqrt{8}\end{cases}](/mediawiki/images/math/5/8/d/58d4f66f0bd9dbfce6556b3b435b0250.png)
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word problem/find a number | a/b=⅔;(ab)b=100+\sqrt{8} | ספר_ג'יבלי_אלמוקבאלא#GBTu | Find me two numbers such that the first is a part of the other as 2 is of 3;
:and when the first is multiplied by the second, then this product is multiplied by the second, it yields 100 and a root of 8.
:I ask: how much will each number be?
:![]() ובהכות הראשון בשני ואותה ההכאה תוכה בשני יעשה מאה ושרש ח' אשאל כמה יבא להיות כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(a^2\sdot b\right)+\sqrt{a^2\sdot b}=342\end{cases}](/mediawiki/images/math/1/8/0/180749163b5bfcfaa842f000a51d1c2c.png)
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word problem/find a number | a/b=⅔;a²b+\sqrt{a²b}=342 | ספר_ג'יבלי_אלמוקבאלא#oR0N | Find me two numbers such that the first is a part of the second as 2 is of 3;
:and if the first is multiplied by itself, then this product is multiplied by the second, and this product is summed with its root, it yields 342.
:I ask: how much will each number be?
:![]() ומוכה הראשון בעצמו ואותה ההכאה תכה בשני ותחובר זאת ההכאה עם שרשה יעשה שמ"ב אשאל כמה יבא להיות כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(a\sdot b\right)^2=20+\sqrt{30}\end{cases}](/mediawiki/images/math/5/e/a/5ea5803806ae421df2397f3ed59d3e4a.png)
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word problem/find a number | a/b=⅔;(ab)²=20+√30 | ספר_ג'יבלי_אלמוקבאלא#9iel | [Find me two numbers] such that one is a part of the other as 2 is of 3;
:and when the first is multiplied by the second and this product is multiplied by itself, it yields 20 and a root of 20.
:I ask: how much will each number be?
:![]() ובהכות הראשון בשני ואותה ההכאה תוכה בעצמה יעשה כ' ושרש ל' אשאל כמה יבא להיות כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle\left(a\sdot b\right)^2+\left(a^2\sdot\sqrt{4}\right)=4+\frac{1}{4}\end{cases}](/mediawiki/images/math/3/5/8/35817ed94ff69d6a955e6eb14d64f43f.png)
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word problem/find a number | a/b=⅔;(ab)²+a²√4=4¼ | ספר_ג'יבלי_אלמוקבאלא#jPKB | Find me two numbers such that one is a part of the other as 2 is of 3;
:and when the first is multiplied by the second and this product is multiplied by itself then summed with the product of the first multiplied by itself then by the root of 4, it yields 4 and a quarter.
:I ask: how much will each number be?
:![]() ומוכה הראשון בשני וזאת ההכאה תוכה בעצמה ותחובר זאת ההכאה עם הכאת הראשון מוכה בעצמו ומה שיבא בשרש ד' יעשה ד' ורביע אשאל כמה יבא להיות כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle3a+4b=\sqrt[3]{216}\end{cases}](/mediawiki/images/math/3/7/c/37c574e931d2b293ce8e7c05872dd409.png)
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word problem/find a number | a/b=⅔;3a+4b=³√216 | ספר_ג'יבלי_אלמוקבאלא#w4Ac | Find me two numbers such that one is a part of the other as 2 is of 3;
:and when the first is multiplied by 3 and the second by 4, and both products are summed together, they yield a cube root of 216.
:I ask: how much will each number be?
:![]() ומוכה הראשון בג' והשני בד' ויחוברו ב' אלו ההכאו' יחד יעשה שרש מעוק' מרי"ו אשאל כמה יבא להיות כל א' מהמספרי' |
a:b=3:4
![\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle a^2\sdot b=288\end{cases}](/mediawiki/images/math/b/9/3/b93caebe1c68a387de8a12345b1b3955.png)
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word problem/find a number | a/b=¾;a²b=288 | ספר_ג'יבלי_אלמוקבאלא#7M0L | Find me two numbers such that the one is a part of the other as 3 is of 4;
:and when the smaller is multiplied by itself, and the product is multiplied by the larger, it yields 288.
:I ask: how much will each number be?
:![]() וכשיוכה הקטן בעצמו ו{{#annot: term | #result, #יוצא | QU3I}}היוצא{{#annotend:QU3I}} תכה בגדול יעשה רפ"ח אשאל כמה כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle\left(a\sdot b\right)\sdot\left(a+b\right)=a^2\end{cases}](/mediawiki/images/math/2/7/6/27685f6fea424a3ed99b9d301f33821a.png)
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word problem/find a number | a/b=¾;(ab)·(a+b)=a² | ספר_ג'יבלי_אלמוקבאלא#bWjS | Find me two numbers such that the one is a part of the other as 3 is of 4;
:and when the first is multiplied by the second, and the product is multiplied by the sum of both numbers together, it yields the same as the product of the larger by itself.
:I ask: how much will each number be?
:![]() וכאשר הוכה הראשון בשני ואותה ההכאה תוכה על מקובץ שני המספרי' יחד יעשה כמו הכאת הגדול בעצמו אשאל כמה יבא להיות כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle a^2\sdot b=\sqrt{20+\frac{1}{4}}\end{cases}](/mediawiki/images/math/3/7/7/377e3c672ff5b2a89822b462efb02429.png)
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word problem/find a number | a/b=¾;a²b=√(20¼) | ספר_ג'יבלי_אלמוקבאלא#4NoH | Find me two numbers such that one is a part of the other as 3 is of 4;
:and when the one is multiplied by itself, and this product is multiplied by the second, it yields a root of 20 and a quarter.
:I ask: how much will each number be?
:![]() וכשיוכה הראשון בעצמו ואותה ההכאה תכה בשני יעשה שרש כ' ורביע אשאל כמה יבא להיות כל אחד מהמספרים |
![\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle8a=6\sqrt{b}\end{cases}](/mediawiki/images/math/1/c/1/1c1a35e09040a4d48e6540bd84f1f575.png)
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word problem/find a number | a/b=¾;8a=6√b | ספר_ג'יבלי_אלמוקבאלא#8HYy | Find me two numbers such that the one is a part of the second as 3 is of 4;
:and the first multiplied by 8, yields the same as the root of the second multiplied by 6.
:I ask: how much will each number be?
:![]() וכן יעשה הראשון מוכה בח' כמו השני דהיינו שרשו מוכה בו' אשאל כמה יבא להיות כל אחד מהמספרים |
![\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle\left(a\sdot\sqrt{8}\right)+b^2=48\end{cases}](/mediawiki/images/math/8/3/1/831a088a4aa20e037f5fa260cebeaa8c.png)
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word problem/find a number | a/b=¾;a√8+b²=48 | ספר_ג'יבלי_אלמוקבאלא#aGAJ | Find me two numbers such that the one is a part of the other as 3 is of 4;
:and if the first is multiplied by the root of 8, and the second is multiplied by itself, then both products are summed together, it yields 48.
:I ask: how much will each number be?
:![]() ומוכה הראשון בשרש ח' והשני בעצמו ואותן שתי הכאות יחוברו יחד יעשו מ"ח אשאל כמה יבא להיות כל האחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle\left(a\sdot b\right)^2+27=9b^2\end{cases}](/mediawiki/images/math/a/6/c/a6cd4ca032769d86a68ea2ec0c769903.png)
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word problem/find a number | a/b=¾;(ab)²+27=9b² | ספר_ג'יבלי_אלמוקבאלא#gmur | Find me two numbers such that the first is a part of the other as 3 is of 4;
:and the first multiplied by the second, and this product is multiplied by itself and 27 is added to it, yield the second number multiplied by itself and this product is multiplied by 9.
:I ask: how much will each number be?
:![]() ומוכה הראשון בשני ואותה ההכאה תוכה בעצמה ויחובר עמה כ"ז יעשה המספר השני בכפלו בעצמו ואותה ההכאה תוכה בט' אשאל כמה הוא כל אחד מהמספרים האמורי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=3:4\\\scriptstyle\sqrt[3]{2a+3b}=8\end{cases}](/mediawiki/images/math/f/d/f/fdfeea3918f71a57781b72d247caef5c.png)
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word problem/find a number | a/b=¾;³√(2a+3b)=8 | ספר_ג'יבלי_אלמוקבאלא#q0Kk | Find me two numbers such that one is a part of the other as 3 is of 4;
:and when the one is multiplied by 2 and the other is multiplied by 3, and the two products are summed together their cube root is 8.
:I ask: how much will each number be?
:![]() ומוכה הראשון בב' והשני בג' ויקובצו ב' אלו ההכאו' יחד יהיה שרשם המעוקב ח' אשאל כמה יבא להיות כל א' מהמספרי' |
a:b=4:5
![\scriptstyle\begin{cases}\scriptstyle a:b=4:5\\\scriptstyle\left(a\sdot b\right)^2=a^2\sdot b\end{cases}](/mediawiki/images/math/6/3/4/634a686c9eeedf5acc4ba19231836321.png)
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word problem/find a number | a/b=⅘;(ab)²=a²b | ספר_ג'יבלי_אלמוקבאלא#Ukgo | Find me two numbers such that the first is a part of the second as 4 is of 5;
:and when the first is multiplied by the second, and this product is multiplied by itself, it yields the same as the product of the first by itself, then that product is multiplied by the second number.
:I ask: how much will each number be?
:![]() וכשיוכה הראשון בשני ואותה ההכאה תוכה בעצמה ויעשה כמו שעושה הראשון מוכה בעצמו ואותה ההכאה תוכה במספר השני אשאל כמה יבא להיות כל אחד מהמספרים |
![\scriptstyle\begin{cases}\scriptstyle a:b=4:5\\\scriptstyle a\sdot b=b\sdot\sqrt{8}\end{cases}](/mediawiki/images/math/3/f/7/3f72877c8d9b9c291c2d66bbc484a684.png)
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word problem/find a number | a/b=⅘;ab=b√8 | ספר_ג'יבלי_אלמוקבאלא#roVS | Find me two numbers such that the first is a part of the second as 4 is of 5;
:and the one multiplied by the other yields the same as the product of the second by the root of 8.
:I ask: how much will each number be?
:![]() ומוכה האחד באחר יעשה כמו הכאת השני בשרש ח' אשאל כמה יבא להיות כל אחד מהמספרי' |
a:b=3:5
![\scriptstyle\begin{cases}\scriptstyle a:b=3:5\\\scriptstyle\left(a\sdot b\right)^2=a^2\end{cases}](/mediawiki/images/math/8/6/5/8652b433d3e249eac331710d2c99af0b.png)
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word problem/find a number | a/b=⅗;(ab)²=a² | ספר_ג'יבלי_אלמוקבאלא#0dhl | Find me two numbers such that the first is a part of the second as 3 is of 5;
:and when the smaller is multiplied by the greater and the product is multiplied by itself, it yields the same as the product of the greater by itself.
:I ask: how much will each number be?
:![]() וכאשר הוכה הקטון בגדול ומה שיעלה יוכה בעצמו יעשה כמו הכאת הגדול בעצמו אשאל כמה כל אחד מהמספרים |
![\scriptstyle\begin{cases}\scriptstyle a:b=3:5\\\scriptstyle\left[\left(a\sdot\sqrt{a}\right)+\left(b\sdot\sqrt{b}\right)\right]\sdot\sqrt{8}=100\end{cases}](/mediawiki/images/math/7/1/1/71187e61ee927d7bba48ce232ff213cc.png)
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word problem/find a number | a/b=⅗;(a√a+b√b)√8=100 | ספר_ג'יבלי_אלמוקבאלא#dp2A | Find me two numbers such that the one is a part of the other as 3 is of 5;
:and when each is multiplied by its root and both products are summed together, then the sum is multiplied by the root of 8, it yields 100.
:I ask: how much will each number be?
:![]() וכשיוכה כל אחד על שרשו ויחוברו שתי אלו ההכאות יחד וזה הסך יוכה בשרש ח' יעשה מאה אשאל כמה יבא להיות כל אחד מהמספרים |
![\scriptstyle\begin{cases}\scriptstyle a:b=3:5\\\scriptstyle\left(a\sdot b\right)\sdot\sqrt{8}=b\end{cases}](/mediawiki/images/math/b/8/4/b8464138165daf6288a672eca4648875.png)
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word problem/find a number | a/b=⅗;ab√8=b | ספר_ג'יבלי_אלמוקבאלא#nOEQ | Find me two numbers such that the one is a part of the other as 3 is of 5;
:and when the one is multiplied by the other, then this product is multiplied by the the root of 8, it yields the same as the second number.
:I ask: how much will each number be?
:![]() וכשיוכה האחד באחר ואותה ההכאה תוכה בשרש ח' יעשה כמו המספר השני אשאל כמה הוא כל אחד מהמספרים |
![\scriptstyle\begin{cases}\scriptstyle a:b=3:5\\\scriptstyle a^2\sdot b=b^2\sdot\sqrt{8}\end{cases}](/mediawiki/images/math/b/f/1/bf1fc2b44ad63868caab3c3bd171de55.png)
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word problem/find a number | a/b=⅗;a²b=b²√8 | ספר_ג'יבלי_אלמוקבאלא#YrhT | Find me two numbers such that the one is a part of the other as 3 is of 5;
:and the the first is multiplied by the other, then this product is multiplied by the second number, it yields the same as the product of the second by itself, then the product is multiplied by the root of 8.
:I ask: how much will each number be?
:![]() ומוכה הראשון בעצמו ואותה ההכאה תוכה אשאל כמה יבא להיות כל אחד מהמספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=3:5\\\scriptstyle a\sdot b=\sqrt[3]{729}\end{cases}](/mediawiki/images/math/0/5/a/05a756d12f1bd790b4653042daf26458.png)
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word problem/find a number | a/b=⅗;ab=³√729 | ספר_ג'יבלי_אלמוקבאלא#ai8Z | Find me two numbers such that one is a part of the other as 3 is of 5;
:and the one multiplied by the other yields a cube root of 729.
:I ask: how much will each number be?
:![]() ומוכה הראשון בשני יעשה שרש מעו' מתשכ"ט אשאל כמה יבא להיות כל אחד מהמספרי' |
a:b=2:5
![\scriptstyle\begin{cases}\scriptstyle a:b=2:5\\\scriptstyle a\sdot b=8\sqrt{b}\end{cases}](/mediawiki/images/math/a/0/8/a08be844f768528a52e3d231acec1a87.png)
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word problem/find a number | a/b=⅖;ab=8√b | ספר_ג'יבלי_אלמוקבאלא#BstD | Find me two numbers such that the one is a part of the other as 2 is of 5;
:and when the first is multiplied by the second, it yields the same as the product of the root of the second by 8.
:I ask: how much will each number be?
:![]() וכשהוכה האחד בשני יעשה כמו הכאת שרש השני בח' אשאל כמה יבא להיות כל אחד מהמספרי' |
a:b=1:4
![\scriptstyle\begin{cases}\scriptstyle a:b=1:4\\\scriptstyle\left(a\sdot b\right)\sdot a=\sqrt[3]{216}\end{cases}](/mediawiki/images/math/1/7/1/171ce646462d735ef90bd02638d35efb.png)
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word problem/find a number | a/b=¼;aba=³√216 | ספר_ג'יבלי_אלמוקבאלא#nkyB | Find me two numbers such that one is a part of the other as 1 is of 4;
:and the one multiplied by the other, and this product is multiplied by the first, yields a cube root of 216.
:I ask: how much will each number be?
:![]() ומוכה הראשון בשני וההכאה ההיא תוכה בראשון יעשה שרש מעו' מרי"ו אשאל כמה יבא להיות כל אחד מהמספרי' |
a:b=1:3
![\scriptstyle\begin{cases}\scriptstyle a:b=1:3\\\scriptstyle\sqrt[3]{a}\sdot\sqrt[3]{b}=100\end{cases}](/mediawiki/images/math/6/b/6/6b684d922156985988350c4b2a4c248d.png)
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word problem/find a number | a/b=⅓;³√a³√b=100 | ספר_ג'יבלי_אלמוקבאלא#AP3O | Find me two numbers such that the one is a part of the second as 1 is of 3;
:and the cube root of the first multiplied by the cube root of the second yields 100.
:I ask: how much will each number be?
:![]() ומוכה שרש מעו' מהראשון בשרש מעו' השני יעשה ק' אשאל כמה יבא להיות כל אחד מן המספרי' |
a:b=5:7
![\scriptstyle\begin{cases}\scriptstyle a:b=5:7\\\scriptstyle\left(a\sdot b\right)^2=a^2\sdot\sqrt{8}\end{cases}](/mediawiki/images/math/c/c/8/cc8ed2de66c014e40d7c530f4ab5a724.png)
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word problem/find a number | a/b=⁵/₇;(ab)²=a²√8 | ספר_ג'יבלי_אלמוקבאלא#3fAj | Find me two numbers such that the one is a part of the other as 5 is of 7;
:and if the first is multiplied the second, then the product is multiplied by itself, it yields the same as the product of the smaller by itself, then the product multiplied by the root of 8.
:I ask: how much will each number be?
:![]() ומוכה הראשון בשני ואותה ההכאה תוכה בעצמה יעשה כמו הכאת המספר הקטן בעצמו וההכאה ההיא תוכה בשרש ח' אשאל כמה יבא להיות כל אחד מהמספרי' |
8:a:b:27
![\scriptstyle8:a:b:27](/mediawiki/images/math/d/7/6/d7612af1212eeda5fce4f57222e6e195.png)
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word problem/find a number | 8/a/b/27 | ספר_דיני_ממונות#cJJC | Question: if you wish to find two numbers standing between 8 and 27, such that the ratio of the second to the first is as the ratio of the third to the second and as the ratio of the fourth to the third.
:![]() |
Find Three Numbers
![\scriptstyle\begin{cases}\scriptstyle a+b=c\\\scriptstyle a+c=100b\end{cases}](/mediawiki/images/math/1/f/4/1f4a6321e22623a35e3b073db3b5b846.png)
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word problem/find a number | a+b=c;a+c=100b | מלאכת_המספר#Q70A | Question: if there are three numbers, the [sum of the] first and the second is as the third, and the [sum of the] first and the third is as a hundred of the second. How much is each of the three numbers? שאילה אם יהיו ג' מספרי' והראשון והשני יהיו בכמות השלישי והראשון והשלישי כמאה מן השני כמה יהיה כל אחד מהשלשה מספרי' |
![\scriptstyle\begin{cases}\scriptstyle a:b=2:3\\\scriptstyle b:c=3:4\\\scriptstyle\left(a^2\sdot a\right)+b^2=\left(12+\frac{1}{2}\right)\sdot c\end{cases}](/mediawiki/images/math/8/7/e/87e216cbd495971999df253fc23756c8.png)
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word problem/find a number | (a²·a)+b²=12½c | ספר_ג'יבלי_אלמוקבאלא#iH47 | Find me three numbers, such that the first is a part of the second as 2 is of 3, and the second is of the third as 3 is of 4.
:If the first is multiplied by itself, then the product is multiplied by the first number, and the second number is multiplied by itself, when both products are summed together, its yields the same as the product of the third number by 12 and a half.
:![]() והשני יהיה מהשלישי כמו שהוא ג' בד' ותכה הראשון בעצמו ואח"כ יוכה העולה במספר הראשון בעצמו ואח"כ יוכה המספר השני בעצמו וכשיחוברו יחד שתי אלו ההכאות יעשה כמו הכאת המספר השלישי בי"ב וחצי אשאל כמה יבא להיות כל אחד מהמספרים |
![\scriptstyle\begin{cases}\scriptstyle\left(a+b\right):c=3+\frac{2}{5}+\frac{1}{7}\\\scriptstyle\left(a+c\right):b=7+\frac{2}{3}+\frac{1}{4}\\\scriptstyle b=30\end{cases}](/mediawiki/images/math/4/7/e/47e43f6b4de8501b95c9279afd93d1ef.png)
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word problem/find a number | (a+b)\c=3⅖⅐;(a+c)\b=7⅔¼;b=30 | ספר_דיני_ממונות#OJ9R | 58) Question: when one number is added to a second number, their ratio to the third is 3 integers, 2-fifths and a seventh.
:When the first is added to the third, their ratio to the [second] is 7 integers, 2-thirds and a quarter.
:The second number is 30.
:We wish to know: how much is each of the rest?
נח) שאלה שיהיה מספר ראשון כשחובר אל מספר שני היה יחסו אל הג' ג' שלמים וב' חמישיות ושביעיות וכשחובר הראשון אל הג' היה יחסו הראשון ז' שלמים וב' שלישיות ורביעיות והמספר הב' ל' רצינו לדעת כמה כל א' מהנשארים |
word problem/find a number | (a+b)\c=3⅖⅐;(a+c)\b=7⅔¼;b=30 | ספר_מעשה_חושב#odgb | Example: when one number is added to a second number, their ratio to the third is 3 integers, 2-fifths and a seventh.
::When the first is added to the third, their ratio to the second is 7 integers, 2-thirds and a quarter.
::The second number is 30.
::We wish to know: how much is each of the rest?
::![]() וכשחובר הראשון אל השלישי יהיה יחסו אל השניאל השני: P2271 הראשון ז' שלמים וב' שלישיות ורביעית והמספר השני שלשים ורצינו לדעת כמה כל אחד מהנשארים |
![\scriptstyle\begin{cases}\scriptstyle\left(a+b\right):c=\frac{3}{5}+\frac{1}{6}\\\scriptstyle\left(a+c\right):b=2+\frac{1}{3}\\\scriptstyle a=20\end{cases}](/mediawiki/images/math/2/c/4/2c4fd7b452fbaf1d254eb957a16295df.png)
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word problem/find a number | (a+b)/c=⅗+⅙;(a+c)/b=2⅓;a=20 | ספר_דיני_ממונות#gfLj | 59) Question: the ratio of the first and the second summed together to the third is 3-fifths plus a sixth.
:The ratio of the first and the third summed together to the second is 2 integers and a third.
:The first number is 20.
:We wish to know: how much is each of the remaining numbers?
נט) שאלה יהיה יחס הראשון עם השני מקובצים אל השלישי ג' חמישיות ושישית ויחס הראשון והג' מקובצים אל השני ב' שלמים ושלישית והמספר הראשון עשרים נרצה לדעת כמה כל א' מהמספרים הנשארים |
word problem/find a number | (a+b)/c=⅗+⅙;(a+c)/b=2⅓;a=20 | ספר_מעשה_חושב#0XvG | Another example: the ratio of the first and the second summed together to the third is 3-fifths and a sixth.
::The ratio of the first and the third summed together to the second is 2 integers and a third.
::The first number is 20.
::We wish to know: how much is each of the remaining numbers?
::![]() ויחס הראשון והשלישי מקובצים אל השני ב' שלמים ושלישית והמספר הראשון עשרים ורצינו לדעת כמה כל אחד מ[ה]מספרים הנשארים |
![\scriptstyle\begin{cases}\scriptstyle b:\left(c-a\right)=3+\frac{1}{3}\\\scriptstyle c:\left(b-a\right)=6\end{cases}](/mediawiki/images/math/4/0/6/406f5b6e6f91072b83acedcccd9a81ad.png)
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word problem/find a number | b/(c-a)=3⅓;c/(b-a)=6 | ספר_מעשה_חושב#353o | Example: the ratio of the second to what remains from the third when the first is subtracted from it is 3 integers and a third.
::The ratio of the third to what remains from the second when the first is subtracted from it is the number 6.
::![]() ויחס השלישי אל הנשאר מהשני כשחוסר ממנו הראשון מספר ו' |
word problem/find a number | b/(c-a)=3⅓;c/(b-a)=6 | ספר_דיני_ממונות#73tk | 60) Question: the ratio of the second to what remains from the third when the first is subtracted from it is 3 integers and a third.
:The ratio of the third to what remains from the second when the first is subtracted from it is the number 6.
[ס)] שאלה שיהיה יחס הב' אל הנשאר מהג' כשחוסר ממנו הא' ג' שלמים ושליש ויחס הג' אל הנשאר מהב' כשחוסר ממנו הא' מספר ו' |
![\scriptstyle\begin{cases}\scriptstyle\left(a+b\right):\left(c-a\right)=4+\frac{1}{2}\\\scriptstyle\left(a+c\right):\left(b-a\right)=5\end{cases}](/mediawiki/images/math/4/8/e/48eabe6d43dc7431838b3f5b2d971229.png)
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word problem/find a number | (a+b)/(c-a)=4½;(a+c)/(b-a)=5 | ספר_מעשה_חושב#UAnP | Example: the ratio of the first and the second summed together to what remains from the third when the first is subtracted from it is 4 integers and a half.
::The ratio of the first and the third summed together to what remains from the second when the first is subtracted from it is 5 integers.
::We wish to know: how much is each of the numbers that meet this condition?
::![]() ויחס הראשון והשלישי מקובצים אל הנשאר] מהשני כשחוסר ממנו הראשון הוא ה' שלמים ונרצה לדעת כמה כל המספרים שינהגו זה המנהג |
word problem/find a number | (a+b)/(c-a)=4½;(a+c)/(b-a)=5 | ספר_דיני_ממונות#UcvZ | 61) Question: the ratio of the first and the second summed together to what remains from the third when the first is subtracted from it is 4 integers and a half.
:The ratio of the first and the third summed together to what remains from the second when the first is subtracted from it is 5 integers.
:We wish to know: how much is each of the numbers that meet this condition?
סא) שאלה שיהיה יחס הראשון והשני מקובצים אל הנשאר מהג' כשחוסר ממנו הראשון ד' שלמים וחצי ויחס הראשון והג' מקובצים אל הנשאר מהב' כשחוסר ממנו הראשון הוא ה' שלמים ונרצה לדעת כמה כל המספרים שינהגו זה המנהג |
![\scriptstyle\begin{cases}\scriptstyle a+\frac{1}{4}\sdot\left(b+c\right)=b+\frac{1}{6}\sdot\left(a+c\right)=c+\frac{1}{9}\sdot\left(a+b\right)\\\scriptstyle b=20\end{cases}](/mediawiki/images/math/1/4/3/1430ffebcaf77fc3dc91b99bd55d52c8.png)
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word problem/find a number | a+¼(b+c)=b+⅙(a+c)=c+⅑(a+b);b=20 | ספר_מעשה_חושב#sryH | Example: the first with a quarter of the rest is equal to the second with a sixth of the rest and is also equal to the third with a ninth of the rest.
::The first is added to the greatest part of the rest and the third is added to the smallest part of the rest.
::The second number is 20.
::We wish to know: how much is each of the rest?
::![]() והוא גם כן שוה אל השלישי עם תשיעית הנשארים וכבר התבאר לך במאמר הראשון מזה הספר שסדר אלו המספרים השלשה הוא על זאת ההדרגה אשר סדרנו רצוני שהראשון הוא אשר יתחבר עמו חלק יותר גדול מהנשארים והשלישי הוא אשר יתחבר עמו חלק יותר קטן מהנשארים והזכרתי לך זה למען לא תתבלבל בסדורם ויהיה המספר השני מהם כ' ורצינו לדעת כמה כל אחד מהנשארים |
word problem/find a number | a+¼(b+c)=b+⅙(a+c)=c+⅑(a+b);b=20 | ספר_דיני_ממונות#HxDL | 62) Question: the first with a quarter of the rest is equal to the second with a sixth of the rest and is also equal to the third with a ninth of the rest.
:It has already been explained to you in the first section of this book that the order of these three numbers is according to this arrangement, meaning that the first is added to the greatest part of the rest and the [third] is added to the smallest part of the rest. I remind you this so that you will not be confused by the explanations.
:The second number is 20.
:We wish to know: how much is each of the rest?
סב) שאלה שיהיה הראשון עם רביעית הנשארים שוה אל השני עם שישית הנשארי' והוא ג"כ שוה אל השלישי עם תשיעית הנשארים כבר התבאר לך במאמ' הראשון מזה הספר שסדור אלו המספרים הג' הוא על זה הסדר אשר סדרוה רצוני שהראשון הוא אשר יתחבר המתחלק יותר גדול מן הנשארים והל' הוא אשר יתחבר עמו יותר קטן והנשארים והזכרתי זה לך למען לא תבלבל בביאורים והנה יהיה המספר השני מהם כ' ורצינו לדעת כמה כל א' מהנשארים |
Three Proportional Numbers
three proportional numbers
Category | Comment | Link | Annotated text |
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word problem/find a number | three proportional numbers | ספר_דיני_ממונות#qdnU | Example: we have three proportional numbers, the first is 2, and the third is 18. דמיון יש לנו ג' מספרים מתיחסים הראשון ב' והג' י"ח |
![\scriptstyle\begin{cases}\scriptstyle a:b=b:c\\\scriptstyle a\sdot b\sdot c=1000\end{cases}](/mediawiki/images/math/7/5/7/7571533aed2effc65d7547180a4c3e2a.png)
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word problem/find a number | a·b·c=1000;a\b\c | ספר_דיני_ממונות#WgAN | 452) Question: we have three proportional numbers such that the ratio of the first to the second is as the ratio of the second to the third.
:If we multiply the first by the second, then multiply the result by the third it will be a thousand.
:How much are the proportional numbers?
116rתנב) שאלה יש לנו ג' מספרים יחסיים אשר יחס הא' אל הב' כיחס הב' אל הג' והנה נכפול הא' על הב' והעולה נכפול על ג' הוא אלף כמה הם המספרים היחסיים |
Four Proportional Numbers
four proportional numbers
Category | Comment | Link | Annotated text |
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word problem/find a number | four proportional numbers | ספר_דיני_ממונות#Z5m3 | Example: the first is 2 and the fourth is 16. דמיון המספר הראשון ב' והד' י"ו |
word problem/find a number | four proportional numbers | ספר_דיני_ממונות#VcKa | Example: the first is 3-quarters and the last is 6 integers. דמיון הראשון ג' רביעיות והאחרון ו' שלמים |
Five Proportional Numbers
five proportional numbers
Category | Comment | Link | Annotated text |
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word problem/find a number | five proportional numbers | ספר_דיני_ממונות#lGXB | 257) Example of five numbers: the first is 3 and the last is 48. רנז) דמיון מה' מספרים הראשון ג' והאחרון מ"ח |
word problem/find a number | five proportional numbers | ספר_דיני_ממונות#BxZ9 | [2]52) Question: if you have 5 proportional numbers, the first is 3 and the fifth is 768, what is the second?
קנב) שאלה אם יש לך ה' מספרים מתיחסים הא' ג' והה' תשס"ח מהו השני |
Six Proportional Numbers
six proportional numbers
Category | Comment | Link | Annotated text |
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word problem/find a number | six proportional numbers | ספר_דיני_ממונות#Wrir | For example: we have six proportional numbers, the first is 2 and the sixth is 64.
::We wish to know which is the second.
דמיון זה יש לנו ו' {{#annot:term|994,1277|VUeX}}מספרים מתיחסים{{#annotend:VUeX}} הראשון ב' והו' ס"ד נרצה לדעת מהו השני |
word problem/find a number | six proportional numbers | ספר_דיני_ממונות#FvyI | Example: the first is 2-[eighths] and the sixth is 256 integers. דמיון הראשון ב' שלישיות והו' רנ"ו שלמים |
word problem/find a number | six proportional numbers | ספר_דיני_ממונות#fNcE | Example: we have six proportional numbers, the first of which is 2 and the sixth is 64. דמיון יש לנו ו' מספרים מתיחסים שהראשון ב' והו' ס"ד |
word problem/find a number | six proportional numbers | ספר_דיני_ממונות#Yfpk | 111) Question: if you want to find a proportional number:
:For example: we have six proportional numbers, i.e. the ratio of the sixth to the fifth is the same as the ratio of the fifth to the fourth, and the same as the ratio of the fourth to the third, and the same as the ratio of the third to the second, and the same as the ratio of the second to the first.
:The first number is 2.
:The sixth is 2048.
:We wish to know how much is the second?
קיא)MS L: קט שאלה אם תרצה למצא {{#annot:term|994,2263|2xtB}}מספר יחסיי{{#annotend:2xtB}} הנקרא בלשונם {{#annot:term|994|DhLM}}נומירו פרופורציאונלי{{#annotend:DhLM}} דמיון זה יש לנו ו' {{#annot:term|994,2263|jjwV}}מספרים יחסיים{{#annotend:jjwV}} ר"ל שיחס הו' אל הה' כיחס הה' אל הד' וכיחס הד' אל הג' וכיחס הג' אל הב' וכיחס הב' אל הא' והמספר הא' ב' והו' ב' אלפים ומ"ח ונרצה לדעת מהו השני |
Seven Proportional Numbers
seven proportional numbers
Category | Comment | Link | Annotated text |
---|---|---|---|
word problem/find a number | seven proportional numbers | ספר_דיני_ממונות#nCKV | 258) Question of seven numbers: the first is 1 and the last is 729. רנח) שאלה מז' מספרים הראשון א' והאחרון תשכ"ט |
word problem/find a number | seven proportional numbers | ספר_דיני_ממונות#By9s | 259) Question of seven numbers with fractions: the first is an eighth and the seventh is 91 integers and an eighth. רנט) שאלה משברים מז' מספרים הראשון א' שמינית והז' צ"א שלמים ושמינית |