In a class of 65 students there are 39 girls. The average weight of these girls is 60 Kg and average weight of the full class is 64 kg. What is the average weight of the boys of the class?

In a class of 65 students there are 39 girls. The average weight of th

1.	In a class of 65 students there are 39 girls. The average weight of these girls is 60 Kg and average weight of the full class is 64 kg. What is the average weight of the boys of the class?
A.	69 kg
B.	66 kg
C.	68 kg
D.	70 kg
Answer» E.

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In a class of 65 students there are 39 girls. The average weight of these girls is 60 Kg and average weight of the full class is 64 kg. What is the average weight of the boys of the class?

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