Multiple choice general knowledge math & puzzles

A father said to his son, "I was as old as you are at the present at the time of your birth". If the father's age is 38 years now, the son's age five years back was:

  1. 14

  2. 19

  3. 33

  4. 38
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A Correct answer
Explanation

Let the son's current age be x. At the son's birth (x years ago), the father's age was 38-x. The father says he was as old as the son is now, so 38-x = x. Solving gives x = 19. Five years ago, the son was 19-5 = 14 years old.

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