average weight of 5 men is increased by 2 kg when one of the men weight is 60kg is replaced by a new man. the weight of the new man is
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Answer:70 kg
Step-by-step explanation:let u be mean weight
let weight of new man be t kg
then (5u -60 + t )/5 = u +2
5u - 60 + t = 5u + 10
t = 70
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