3 years age, the average age of a family of 5 members was 17 years. A baby having been born, the average age of the family is same today. The present age of the baby is :

3 years age, the average age of a family of 5 members was 17 years. A

1.	3 years age, the average age of a family of 5 members was 17 years. A baby having been born, the average age of the family is same today. The present age of the baby is :
A.	years
B.	$$\frac{1}{2}$$ years
C.	years
D.	years
Answer» D. years

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3 years age, the average age of a family of 5 members was 17 years. A baby having been born, the average age of the family is same today. The present age of the baby is :

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