Task: Question Answering
Input (English): Problem: cost of 2 bats and 3 balls is rs. 1300. the cost of 3 bats and 2 balls is rs. 1200. the cost of each balls is more than that of each bat by ?
Options: a. 50, b. 100, c. 110, d. 120, e. 130
Output (English): b