the average of 13 results is 60. if the average of first 7 result is 59 and th

Question

the average of 13 results is 60. if the average of first 7 result is 59 and that of last 7 results is 61, what will be the seventh result?

Options:

A . 60

B . 30

C . 40

D . 10

Answer: Option A
Explanation :

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