In a family, the average age of a father and a mother is 35 years. The average a

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In a family, the average age of a father and a mother is 35 years. The average age of the father, mother and their only son is 27 years. What is the age of the son?

Options:

A . 10 years

B . 10.5 years

C . 11 years

D . 12 years

Answer: Option C

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