Multiple choice

The age of Ram is 4 times of his son. The age of Ram was 9 times of his son's age five years ago. Find their present ages.

  1. 32, 5 years

  2. 32, 10 years

  3. 32, 8 years

  4. 40, 8 years
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C Correct answer
Explanation

Let Ram's present age be R and his son's present age be S. Given R = 4S and R - 5 = 9(S - 5). Substituting R = 4S in the second equation: 4S - 5 = 9S - 45, which gives 5S = 40, so S = 8. Therefore, R = 4 × 8 = 32. Their present ages are 32 and 8 years.

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