SOLUTION: Tina is 5 years older than her sister anna. The sum of their ages now is 21. How old is tina when anna was born?

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Question 665354: Tina is 5 years older than her sister anna. The sum of their ages now is 21. How old is tina when anna was born?
Answer by PkGeci(6)   (Show Source): You can put this solution on YOUR website!

Try to read the question part of the problem first, then read the first sentence again.

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