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Prateek Asked :

13-01-2022 Average

Q. The average weight of 8 person's increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What might be the weight of the new person?

A. 76 kg
B. 76.5 kg
C. 85 kg
D. Data inadequate


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Dapzoi Verified
Commented on 2022-01-15 12:23:31 (IST)
Answer: Option C

 

Explanation:

Total weight increased = (8 x 2.5) kg = 20 kg.

Weight of new person = (65 + 20) kg = 85 kg.