Q. The ratio of ages of Namrata and Divya is 4 : 3. The sum of their ages is 28 years. The ratio of their ages after 4 years will be:
Explanation by: Madan
Let the present ages of Namrata and Divya are 4x and 3x years respectively; then According to question, 4x + 3x = 28 ∴ x = 4 Hence, their present ages are 16 and 12 years. So required ratio = (16 +4) : (12 + 4) = 20 : 16 = 5 :4
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