The average of a group of men is increased by 5 years when a person aged of 18 years is replaced by a new person of aged 38 years. How many men are there in the group?

Vikash Gupta • 24.35K Points
Instructor III Math

Q. The average of a group of men is increased by 5 years when a person aged of 18 years is replaced by a new person of aged 38 years. How many men are there in the group?

(A) 3

(B) 4

(D) 6

Correct Answer - Option(B)

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