The average weight of 10 men is decreased by 2 kg when one of them whose weight is 60 kg is replaced by a new man. What is the weight of the new man?
A. 35 kg
B. 40 kg
C. 45 kg
D. 50 kg
Answer:B
The average weight of 10 men is decreased by 2 kg when one of them whose weight is 60 kg is replaced by a new man. What is the weight of the new man?
A. 35 kg B. 40 kg C. 45 kg D. 50 kg