Multiple choice

Father's age is 3 years more than thrice the daughter's age. After three years, Father's age will be 10 years more than twice the daughter's age. What is Father's present age?

  1. 33 years

  2. 24 years

  3. 48 years

  4. 42 years

  5. 36 years
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A Correct answer
Explanation

Let daughter's age = d, father's age = f. f = 3d + 3. After 3 years: f+3 = 2(d+3) + 10 = 2d + 16. Substituting f: 3d+6 = 2d+16, so d = 10. Therefore f = 3(10) + 3 = 33 years.

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