Multiple choice

A father is 30 years older than his son. However, he will be only thrice as old as his son after 5 years. What is father's present age?

  1. 40 years

  2. 30 years

  3. 50 years

  4. None of these

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A Correct answer
Explanation

Let age of the son be x years. Age of the father = x + 30 years According to the question, 3(x + 5) = x + 30 + 5 3x + 15 = x+ 35 = 2x = 20 x = 10 years

Father's present age = 10 + 30 = 40 years

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