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The present age of a father is three times that of his son. After 8 years, the father will be twice as old as his son. What is the present age of the son? (answer in years)

Competition practiceAverages & Ages
  • A6
  • B10
  • C12
  • D8

Step-by-Step Solution

Let son = s, father = 3s. After 8 years: 3s + 8 = 2(s + 8) → 3s + 8 = 2s + 16 → s = 8 years.
Answer: D) 8

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