SOLUTION: The sum of the ages of 5 children is 20 years. After how many years will the sum of their ages be 40 years?

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Question 1060147: The sum of the ages of 5 children is 20 years. After how many years will the sum of their ages be 40 years?
Answer by jorel555(1290) About Me  (Show Source):
You can put this solution on YOUR website!
The sum of their ages is 20, making their average age 20/5, or 4 years old. When the sum of their ages is 40, their average will be 40/5, or 8--which is 4 years from now. ☺☺☺☺