Task: Question Answering
Input (English): Problem: the owner of a furniture shop charges his customer 20 % more than the cost price . if a customer paid rs . 3000 for a computer table , then what was the cost price of the computer table ? 
Options: a ) 2500 , b ) 2772 , c ) 1991 , d ) 6725 , e ) 2099
Output (English): a