Q: The average age of A, B and C is 25 years. If the average age of A and C is 29 years, what is the age of B in years ?\nOptions:\n(A) 17\n(B) 35\n(C) 20\n(D) 32\n(E) 21 Let's give some random thoughts before answering.
User
Age of B = Age of (A + B + C) â€“ Age of (A + C) = 25 Ã— 3 â€“ 29 Ã— 2 = 75 â€“ 58 = 17 years
Therefore, the answer is (A).
Assistant