Answer
45%
Work Step by Step
$\frac{9}{20}=\frac{p}{100}$
We can take the cross products to solve for p (where p is the percentage representation of the given fraction).
$9\times100=20\times p$
$900=20p$
Divide both sides by 20.
$\frac{900}{20}=\frac{20p}{20}$
$p=45$%
