The average weight of A, B and C is 72 kg. If the average weight of A – McqOptions

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1.	The average weight of A, B and C is 72 kg. If the average weight of A and B is 78 kg and the average weight of A and C is 71 kg, then what is the weight of A? (in kg)
A.	83
B.	82
C.	81
D.	80
Answer» C. 81

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