The average age of A, B, C, D, and E is 40 years. The average age of A and B is 35 years and the average of C and D is 42 years. What is the age of E?
Q1. The average age of A, B, C, D, and E is 40 years. The average age of A and B is 35 years and the average of C and D is 42 years. What is the age of E?
Answer: 46 years
Explanation: Total age of five people = 5×40 = 200; subtracting A+B (70) and C+D (84) gives E = 200 − 70 − 84 = 46 years.