SOLUTION: If the largest number 50 is removed from a set of 10 numbers, the mean is reduced by 4. What is the mean of the original set of numbers?
Algebra.Com
Question 1103850: If the largest number 50 is removed from a set of 10 numbers, the mean is reduced by 4. What is the mean of the original set of numbers?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let be the sum of the other 9 numbers.
The average with 50 would be,
The average without 50 would be,
The difference would be,
So then the mean is,
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