SOLUTION: Marge is 16 and her grandmother is 70. In how many years will Marge's grandmother be three times as old as she?
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Question 1207275: Marge is 16 and her grandmother is 70. In how many years will Marge's grandmother be three times as old as she?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
In how many y years
Understand, and continue.
11 years
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