A) 35
B) 40
C) 45
D) 50
Correct Answer: C
Solution :
Change in average weight of 20 students \[=20\times 0.75\,kg\] \[=15\,kg\] \[\therefore \] Weight of the new student \[=(30+15)\,kg\] \[=45\,kg\]You need to login to perform this action.
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