The average of 12 numbers is 9. If each number is multiplied by 2 and – McqOptions

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1.	The average of 12 numbers is 9. If each number is multiplied by 2 and 3 is added to it, then what will be the average of the new set of numbers?
A.	9
B.	18
C.	21
D.	27
Answer» D. 27

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