Task: Question Answering
Input (English): Problem: a money lender finds that due to a fall in the annual rate of interest from 8 % to 7 3 / 4 % his yearly income diminishes by rs . 61.50 , his capital is ? 
Options: a ) 24,607 , b ) 24,609 , c ) 24,600 , d ) 24,602 , e ) 24,604
Output (English): c