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

A 25

B 23

C 19

D 18

Correct Answer: Option C

Sum of the present ages of husband, wife and child = (23 * 2 + 5 * 2) + 1 = 57 years.

Required average = (\(\frac{57}3\)) = 19 years.