The total of the ages of Amul, Babul and Gopal at present is 90 years. Ten years ago, the ratio of their ages was 1: 2: 3. What is the age of Babul at present?.

40

30

20

18

Let their ages 10 years ago is x, 2x and 3x years. 10 + 2x + 10 + 3x + 10 = 90 hence x= 10 Babulâ€™s present age = (2x + 10) =30 years.

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