A. 35
B. 33
C. 36
D. 34
🧠 Explanation:
If A and B’s average age is 30, A and C’s is 32, and B and C’s is 34, then C’s age is 36. Solve: A + B = 60, A + C = 64, B + C = 68, so C = 36. This teaches students algebra for solving age problems in math.