The average of numbers, 7, 9, 12,x, 5, 4, 11 is 9. What is the missing – McqOptions

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1.	The average of numbers, 7, 9, 12,x, 5, 4, 11 is 9. What is the missing number x?
A.	13
B.	14
C.	15
D.	8
Answer» D. 8

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