Multiple choice

Aman is currently 5 years elder than Sangram. After four years, the ratio of their ages will be 5: 4 respectively, so what is the age (in years) of Aman at present?

  1. 12

  2. 16

  3. 25

  4. 21
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Let Sangram's present age = x. Then Aman's present age = x + 5. After 4 years: Aman's age = x + 9, Sangram's age = x + 4. Given ratio (x + 9)/(x + 4) = 5/4. Cross-multiply: 4x + 36 = 5x + 20. Solving: x = 16. Aman's present age = 16 + 5 = 21 years.

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