SOLUTION: The mean of eight numbers is 101. If four numbers are each increased by 10, and four numbers are each decreased by 10, what is the new mean of the eight numbers? (a)91 (b) 101 (

Algebra ->  Average -> SOLUTION: The mean of eight numbers is 101. If four numbers are each increased by 10, and four numbers are each decreased by 10, what is the new mean of the eight numbers? (a)91 (b) 101 (      Log On


   

Question 289853: The mean of eight numbers is 101. If four numbers are each increased by 10, and four numbers are each decreased by 10, what is the new mean of the eight numbers?
(a)91 (b) 101 (c) 111 (d) 121 (e) None of the above
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
To find the average, add the values and divide by the total number of values.
%28A%2BB%2BC%2BD%2BE%2BF%2BG%2BH%29%2F8=101
Now do the addition and subtraction,



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b)101