SOLUTION: the average of 6 numbers is 27.if the sum of 5 of the numbers is 140 , what is the sixth number?
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Question 911711: the average of 6 numbers is 27.if the sum of 5 of the numbers is 140 , what is the sixth number?
Answer by ichigo449(30) (Show Source): You can put this solution on YOUR website!
We have the average = 27 and the sum of 5 numbers = 140. Since the average is defined to be sum/# we can multiply 27 by 6 and subtract 140 to isolate the 6th number. Explicitly, 27*6 = 162-140 = 22. Have a nice day and good luck with your class.
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