1 .

# Pinky invested an amount of Rs. 24500 at the rate of 9% per annum. After how many years will she get a simple interest of Rs. 37485?

[ A ]    13 years
[ B ]    15 years
[ C ]    17 years
[ D ]    19 years
[ E ]    None of these
 Answer : Option C Explanation : T = $100 \times SI \over P \times R$ = $100 \times 37485 \over 24500 \times 9$ = 17 years