SOLUTION: The average of 4 numbers is 10, the average is then increased to 12, how much was added to each number to get 12?

Question 940806: The average of 4 numbers is 10, the average is then increased to 12, how much was added to each number to get 12?
Found 2 solutions by josgarithmetic, Alan3354:
Answer by josgarithmetic(39630) (Show Source): You can put this solution on YOUR website!
2
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
The average of 4 numbers is 10, the average is then increased to 12, how much was added to each number to get 12?
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A total of 8 is add to the 4 numbers.
There's no way to know how much was added to each.
If it's the same amount, then it's 2 to each, but that's not specified.
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