A) 42.86
B) 39
C) 43.67
D) 40
Correct Answer: A
Solution :
(a): Sum \[=100\times 43=4300\] New sum of 98 numbers = 4300 ? 65 ? 35 = 4200 \[\therefore \] New mean (AM)? \[=\frac{4200}{98}=42.86\]You need to login to perform this action.
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