Task: Question Answering
Input (English): Problem: if the simple interest on a sum of money for 2 years at 5 % per annum is rs . 50 , what will be the compound interest on same values 
Options: a ) rs . 51.75 , b ) rs 51.50 , c ) rs 51.25 , d ) rs 51 , e ) none of these
Output (English): c