Task: Question Answering
Input (English): Problem: what profit percent is made by selling an article at a certain price , if by selling at 2 / 3 rd of that price , there would be a loss of 15 % ? 
Options: a ) 20 % , b ) 27.5 % , c ) 10 % , d ) 80 % , e ) 90 %
Output (English): b