Task: Question Answering
Input (English): Problem: if 75 percent of a class answered the first question on a certain test correctly, 45 percent answered the second question on the test correctly, and 20 percent answered neither of the questions correctly, what percent answered both correctly ?
Options: a. 10 %, b. ( 8 ) 40 %, c. 30 %, d. 50 %, e. 65 %
Output (English): b