The average age of 8 persons is increased by 2 years, when one of them, whose age is 24 years is replaced by a new person. The age of the new person is :
Options:
A . 40 years
B . 42 years
C . 45 years
D . 38 years
Answer: Option A Answer: (a)Age of new person = 8 × 2 + 24 = 16 + 24 = 40 years
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