Question
15 is what percent of 19?
Answer
15 is 78.95% of 19.
Explanation
Step 1: Translate the words into an equation.
| 15 | is | what percent | of | 19 |
| 15 | = | x | $ \cdot $ | 19 |
Step 2: Solve for $ x $.
$$ \begin{aligned} 15 &= x \cdot 19 \\[1.2 em] 19 \cdot x &= 15 \\[1.2 em] x &= \dfrac{ 15 }{ 19 } \\[1.2 em] x &= 0.7895 \end{aligned} $$Step 3: Express $ x $ as a percentage.
$$ x = 0.7895 = 0.7895 ~~\cdot~~ 100 \% = 78.95 \% $$This page was created using
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