Task: Question Answering
Input (English): Problem: a man buys 54 pens at marked price of 46 pens from a whole seller. if he sells these pens giving a discount of 1 %, what is the profit percent ?
Options: a. 7.6 %, b. 7.7 %, c. 16.21 %, d. 13.6 %, e. 7.8 %
Output (English): c