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One year ago the ratio between Samir and Ashok's age was 4 : 3. One years Later the sum of their ages will be 5 : 4. What is the sum of their present ages in years ?
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- 12 years
- 15 years
- 16 years
- Cannot be determined
Correct Option: C
Let their ages one years ago be 4x and 3x years.
∵ (4x + 2)/(3x + 2) = 5 / 4
⇒ 4(4x + 2) = 5(3x + 2)
⇒ x = 2
∴ Sum of their present ages = (4x + 1) + (3x + 1) = 16 years
