1.

The average weight of 47 balls is 4 g. if the weight of the bag (in which the balls are kept) be included; the calculated average weight per ball increases by 0.3 g. What is the weight of the bag?

A. 14.8g
B. 14.4g
C. 15g
D. 18.6g
E. None of these
Answer» F.


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