The average age of husband and his wife was 23 years…

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The average age of husband and his wife was 23 years at the time of their marriage. After five tears they have a one-year old child. The average age of the family of three, when the child was born, was-

  1. A. 23 years
  2. B. 24 years
  3. C. 18 years
  4. D. 20 years

Answer: Option C

Here is complete explanation of The average age of husband and his wife was 23 years….

Solution(By ExamCraze Team)

According to the question,
$$frac{H + W}{2}$$   = 23 years
H + W = 46 years.....(i)
As given in the question after five years they have a one-year old child.
i.e., After 4 years of marriage child was born
∴ Average of (H + E + C)
= $$frac{46 + 8}{3}$$
= $$frac{54}{3}$$
= 18 years

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