Task: Question Answering
Input (English): Problem: at what rate percent on simple interest will rs . 1500 amount to rs . 2000 in 5 years ? 
Options: a ) 8.33 % , b ) 3 6 / 7 % , c ) 2 6 / 7 % , d ) 5 % , e ) 6 %
Output (English): a