In a group of 50 people, 30 like coffee, 20 like tea, and 10 like both. How many like neither?
Q1. In a group of 50 people, 30 like coffee, 20 like tea, and 10 like both. How many like neither?
Answer: 10
Explanation: People who like coffee or tea = People who like coffee + People who like tea - People who like both = 30 + 20 - 10 = 40. People who like neither = Total people - People who like coffee or tea = 50 - 40 = 10.