Find the APR (Rounded to the Nearest Percent) for the Loan

Multiple Choice

Find the APR (rounded to the nearest percent) for the loan below. Purchased a lawn mower for $2,150 at 13% add-on interest for 3 years.

A) $20 \%$
B) $25 \%$
C) $4 \%$
D) $39 \%$
E) $13 \%$