Task: Question Answering
Input (English): Problem: a sum of money deposited at c . i . amounts to rs . 1820 in 4 years and to rs . 2402 in 5 years . find the rate percent ? 
Options: a ) 30 % , b ) 31 % , c ) 34 % , d ) 19 % , e ) 50 %
Output (English): b