Task: Question Answering
Input (English): Problem: a trader bought a car at 10 % discount on its original price. he sold it at a 80 % increase on the price he bought it. what percent of profit did he make on the original price ?
Options: a. 17 %, b. 62 %, c. 12 %, d. 19 %, e. 22 %
Output (English): b