Task: Question Answering
Input (English): Problem: 3 / 5 of all married couples have more than one child. 1 / 4 of all married couples have more than 3 children. what fraction of all married couples have 2 or 3 children ?
Options: a. 1 / 5, b. b. 1 / 4, c. 7 / 20, d. 3 / 5, e. it can not be determined from the given information.
Output (English): c