The average of 5 quantities is 10 and the average of 3 of them is 9. W – McqOptions

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1.	The average of 5 quantities is 10 and the average of 3 of them is 9. What is the average of the remaining 2?
A.	11
B.	12
C.	11.5
D.	12.5
Answer» D. 12.5

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