V
Q. The average age of four boys A, B, C and D is 5 years and the average age of A, B, D, E is 6 years. C is 8 years old. The age of E is (in years)
Given that , The average age of A, B, D, E = 6 years. Age of C = 8 years The average age of four boys A, B, C and D = 5 years ⇒ A + B + C + D = 20 years ⇒ A + B + D = 20 – 8 = 12 years ∴ The average age of A, B, D, E = 6 years. Now, A + B + D + E = 24 years ∴ E = 24 – 12 = 12 years
You must be Logged in to update hint/solution
Discusssion
Login to discuss.