The average age of a husband and a wife was 27 years when they married 4 years a

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Question

The average age of a husband and a wife was 27 years when they married 4 years ago. The average age of the husband, the wife and a new-born child is 21 years now. The present age of the child is

Options:

A . 3 years

B . 4 years

C . 1 year

D . 2 years

Answer: Option C
Answer: (c)Sum of the present age of husband and wife = 2 × 27 + 8 = 62 years Sum of the present age of husband, wife and child = 21 × 3 = 63 years ∴ present age of the child = 63 – 62 = 1 year

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