Task: Question Answering
Input (English): Problem: the wages earned by robin is 38 % more than that earned by erica. the wages earned by charles is 60 % more than that earned by erica. how much % is the wages earned by charles more than that earned by robin ?
Options: a. 23 %, b. 27.53 %, c. 30 %, d. 50 %, e. 100 %
Output (English): b