Task: Question Answering
Input (English): Problem: after getting 2 successive discounts , a shirt with a list price of rs 150 is available at rs 105 . if the second discount is 12.55 , find the first discount . 
Options: a ) 22 % , b ) 18 % , c ) 24 % , d ) 17 % , e ) 20 %
Output (English): e