SOLUTION: If the average of 40 10 25 20 35.x is 25 then the value of X is

Question 1065877: If the average of 40 10 25 20 35.x is 25 then the value of X is
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

If

is the average of

numbers, then the sum of the

numbers must be

. So if you know all but one of the numbers, add up all of the numbers you know and subtract that sum from the product of the number of numbers times the known average.

John

My calculator said it, I believe it, that settles it

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