There are two batches A and B of a class. Batch A consists of 44 students and batch B consists of 56 students. The average weight (in kg) of the whole class, if the average weight of batch A is 43 kg and that of batch B is 39 kg, is:

There are two batches A and B of a class. Batch A consists of 44 stude

1.	There are two batches A and B of a class. Batch A consists of 44 students and batch B consists of 56 students. The average weight (in kg) of the whole class, if the average weight of batch A is 43 kg and that of batch B is 39 kg, is:
A.	40.76
B.	42.65
C.	39.68
D.	41.59
Answer» B. 42.65