The average weight of 12 person's increases by 1.5 kg when a new person comes in place of one of them weighing 62 kg. What might be the weight of the new person?
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Answer:
12*1.5=18Kg. Total in wt.
old person wt. 62kg
New person wt. 62+18=80
DhilipVarman:
Thnq So Much...
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