Multiple choice

The present age of a father is 4 years more than seven times the age of his son. Six years hence, father's age will be 8 years more than thrice the age of the son. Find the present age of the father.

  1. 28 years

  2. 30 years

  3. 34 years

  4. 32 years

  5. 36 years
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Let son's present age = x. Then father's present age = 7x + 4. Six years hence: (7x + 4) + 6 = 3(x + 6) + 8. Solving: 7x + 10 = 3x + 26. Therefore 4x = 16, x = 4. Father's present age = 7(4) + 4 = 32 years.

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