The average weight of 21 boys was recorded as 64 kg. If the weight of – McqOptions

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1.	The average weight of 21 boys was recorded as 64 kg. If the weight of the teacher was added, the average increased by one kg. What was the teacher's weight ?
A.	86 Kg
B.	64 Kg
C.	72 Kg
D.	98 Kg
E.	None of these
Answer» B. 64 Kg

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