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The average weight of 12 men decreases by 2 kg when one of them weighing 84 kg is replaced by a new man The weight of the new man is?
Wiki User
∙ 15y ago
The average weight of 12 men decreases by 2 kg when one of them weighing 91 kg was replaced by a new man. Find the weight of the new man.
Revathy N
Wiki User
∙ 15y ago60 sum of 11 men = y, x = new man's weight (y+84)/12 - (y+x)/12 = 2 (original average - new average = 2) 84-x = 24 -x = -60 x = 60.
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