In two years, I will be three times my son's age, but five years ago, I was five times his age. How old am I now?
Category: Math · Difficulty: hard
Hint: Set up a system of equations based on the ages.
Answer
40
Explanation
Let the son's age be x. Then the father's age is y. From the problem, the equations are y + 2 = 3(x + 2) and y - 5 = 5(x - 5). Solving gives y = 40.
This is a hard math riddle — a tricky one that takes a little thought. The answer is 40.
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