Johnny Rockefeller had a bad credit rating and went to a local cash center. He took out a $$100\mathrm{.}00$ loan payable in two weeks for $$110\mathrm{.}50.$ What is the percent of interest paid on this loan?

Note: Do not round intermediate calculations. Round your answer to the nearest whole percent.

Percentage of interest paid $\%$

$01$:$58$:$29$