Multiple choice

Raju is 36 years older than his son. Twenty years ago, he was twice as old as his son. What are their present ages?

  1. 92 years, 56 years

  2. 94 years, 58 years

  3. 80 years, 44 years

  4. 85 years, 49 years

  5. None of these
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A Correct answer
Explanation

Let son's age be x, then Raju is x + 36. Twenty years ago, (x + 36 - 20) = 2(x - 20), which simplifies to x + 16 = 2x - 40, so x = 56. Raju's age is 56 + 36 = 92.

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