Question Detail

MTH 101 Set Theory Objective Question

Question

In a panel of 20 interviewers, 14 said A was suitable, 10 said B was suitable, and 4 said neither. How many said both A and B were suitable?

In the same panel, how many said A alone was suitable?

Options
A 6
Correct Answer
B 8
C 10
D 4
Correct Answer

Option A is the correct answer.

Detailed Explanation

A alone = 14 − 8 = 6.

Hint

Subtract those who chose both from A.

Question Info