The average age 9 members of a committee are the same as it was 2 years ago, because an old number has been replaced by a younger number. Find how much younger is the new member than the old number?

Arithmetic Mcqs Average Mcqs Basic Maths Mcqs 16/10/2020

A. 7 years
B. 11 years
C. 18 years
D. 27 years

9 * 2 = 18 years

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