SOLUTION: Mike is twice as old as his sister. Together their ages add up to 30. How old are Mike and his sister?

SOLUTION: Mike is twice as old as his sister. Together their ages add up to 30. How old are Mike and his sister?

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Question 1014386: Mike is twice as old as his sister. Together their ages add up to 30. How old are Mike and his sister?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
10 & 20
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