There are 7 people in a group-A,B,C,D,E,F,G.
Average weight of of A,B,C and D is 73kg. Average weight of D,E,F,G is 75kg. If the weight of D is 81,then what is the weight of all the 7 people ?
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Step-by-step explanation:
together weight = 511 kg
Hope this is helpful
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