The average age of a husband and wife at the time of marriage is 22 years After 3 years they have a ...........

Quantitative Aptitude ( CCS) Average

The average age of a husband and wife at the time of marriage is 22 years. After 3 years, they have a one year old child. Find the average age of the family of three at the time of birth of the child?

14 years

15 years

16 years

17 years

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Explanation:

At the time of marriage sum of the age of husband and wife = 44 years.
After three years, total age of the family = 44 + 3+ 3+ 1 = 51 years.
At the time of child birth, age of family = 51 -1-1-1 = 48 years.
So average age = 48/3 = 16 years