SOLUTION: The average of 12 numbers is 54. If 65 and 85 are added to the set,what will be the resulting average?

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Question 271139: The average of 12 numbers is 54. If 65 and 85 are added to the set,what will be the resulting average?
Answer by Greenfinch(383) About Me  (Show Source):
You can put this solution on YOUR website!
Average of 12 numbers is 54, so total is 12 x 54 = 648
Add 65 and 85 = 150 makes 798 and 14 numbers
so average is 798/14 = 57