Answer
37.5%
Work Step by Step
$\frac{3}{8}=\frac{p}{100}$
We can take the cross products to solve for p (where p is the percentage representation of the given fraction).
$3\times100=8\times p$
$300=8p$
Divide both sides by 8.
$\frac{300}{8}=\frac{8p}{8}$
$p=37.5$%