Q23
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.
14.8 g
B.
14.4 g
C.
15 g
D.
18.6 g
E.
None of these
AnswerAnswer: Option E
Solution
Answer: Option E
Solution:
Total increased weight= 0.3 × 47
= 14.1 g