Multiple choice

The age of a man is 3 times that of his son. Ten years ago, the man was 8 times as old as his son was at that time. Find the present age of the man.

  1. 36 years

  2. 39 years

  3. 48 years

  4. 42 years

  5. 45 years
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Let the present age of son be x years. Then, present age of man = 3x years 10 years ago, son's age = x - 10 years and man's age = 3x - 10 years Now, according to question, 8(x - 10) = 3x - 10 x = 14 So, present age of son = 14 years Therefore, present age of man = 14 x 3 = 42 years

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