15.5 is 62% of 25.
Step 1: Translate the words into an equation.
15.5 | is | what percent | of | 25 |
15.5 | = | x | $ \cdot $ | 25 |
Step 2: Solve for $ x $.
$$ \begin{aligned} 15.5 &= x \cdot 25 \\[1.2 em] 25 \cdot x &= 15.5 \\[1.2 em] x &= \dfrac{ 15.5 }{ 25 } \\[1.2 em] x &= 0.62 \end{aligned} $$Step 3: Express $ x $ as a percentage.
$$ x = 0.62 = 0.62 ~~\cdot~~ 100 \% = 62 \% $$