After replacing an old

Question

After replacing an old member by a new member,i was found that the average age of five members of a club

is the same as it was 3 years ago. What is the difference between the ages of the replaced and the new member

Options:

A . 2 years

B . 4 years

C . 8 years

D . 15 years

Answer: Option D

Age decreased = (5 x 3) years = 15 years.

So, the required difference = 15 years.

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