Sum of the present ages of A, B, C and D is 72 years. After 3 years ratio of their ages is 5:4:3:2. What is C’s present age?
At present sum of age = 72 years After 3 years sum of age will be, => 5x + 4x + 3x + 2x = 72 + 3 × 4 => 14x = 72 + 12 => x = 84/14 => x = 6 C’s present age = 3x – 3 = 15 years
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