When the average age of a couple and their son was 42 years, the son married and

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When the average age of a couple and their son was 42 years, the son married and got a child after one year. When the child was 5 years old, the average age of the family became 36 years. What was the age of daughter-in- law at the time of their marriage ?

Options:

A . 23 years

B . 24 years

C . 25 years

D . 26 years

Answer: Option C

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