If the average weight of 6 students is 50 kg; that of 2 students is 51 kg; and that of other 2 students is 55 kg; then the average weight of all students is

If the average weight of 6 students is 50 kg; that of 2 students is 51

1.	If the average weight of 6 students is 50 kg; that of 2 students is 51 kg; and that of other 2 students is 55 kg; then the average weight of all students is
A.	61 kg
B.	51.5 kg
C.	52 kg
D.	51.2 kg
Answer» E.

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If the average weight of 6 students is 50 kg; that of 2 students is 51 kg; and that of other 2 students is 55 kg; then the average weight of all students is

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