In a town, 200 people read newspaper A, 150 read newspaper B, and 50 read both. How many read only newspaper A?
Show answer & explanation
Correct answer: A
Explanation
Readers of A = 200
Readers of B = 150
Readers of both = 50
Only A = A − (A ∩ B)
Only A = 200 − 50 = 150