Question Detail
Question
In a class of 40, 18 take Math, 20 take English, 5 take both. How many take neither?
Correct Answer
Option A is the correct answer.
Detailed Explanation
Total taking at least one = 18 + 20 − 5 = 33; neither = 40 − 33 = 7.
Hint
Subtract total in union from total students.