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The average weight of three men A, B, and C is 94 kg, another man D joins the group and the average now becomes 82kg. If another man E, whose weight is 4kg more than that of D , replaces A then the average weight of B, C, D, and E becomes 79kg. The weight of A is?
three men average weight is 84kg
three men total weight is =94(3)=282
four men average weight is 82kg=82×4=328
D weight is =328-282=46kg
E weight is=46+4=50 kg
B,C,D and E average weight is=79
sum of B,C,D and E weight is=4×79=316
B and C weight is=316-(50+79)
A,B and C weight is=282
A weight is=282-187
By: bhavesh kumar singh ProfileResourcesReport error
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