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?

The average of 13 results is 60. If the average of first 7 result is 5

1.	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?
A.	90
B.	50
C.	75
D.	60
E.	None of the above
Answer» E. None of the above

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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?

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