A) 53
B) 45
C) 55.3
D) 52.25
Correct Answer: D
Solution :
[d] Total number of students \[=40+35+45+42=162\] Total marks obtained \[=(40\times 50)+(35\times 60)\] \[+(45\times 55)+(42\times 45)=8465\] Overall average of marks per students \[=\frac{8465}{162}=52.25\]You need to login to perform this action.
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