4 years ago, the average age of A, B, C and D was 45 years. What would be their average age after five years?Options64 years48 years65 years54 years

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 age of C and D is 42 years. The age of E is?

The average age of 3 people A, B, and C, five years ago, was 20 years. The average age of B and C three years ago was 24.5 years. Find A’s present age. (in years)

Average age of 5 people is 42 years.Another group has 8 people who have average age of 81 years.When both groups are mixed what is average age of all people?64 years66 years61.5 years70 years

Select the correct answerThe average age of a family of five is 32 years. If the ages of four family members are 28, 34, 30, and 38, how old is the fifth family member?Options28 Years24 Years32 Years36 Years

The sum of the ages of a father and his son is 45 years. If 5 years ago, the father was 4 times as old as his son, what is the present age of the son?a.9b.11c.7d.5