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You have 16 coins that are heads up and 18 coins that are tails up. After you add some coins that are tails up, the ratio of he...Question
you have16 coins that are heads up an18 coins that are tails up. After you add some coins that are tails up, the ratio of heads up to tails up is 1 to 1.5. How many coins are tails up? How many coins are in all?
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MathMate
See:
http://www.jiskha.com/display.cgi?id=1304198432
http://www.jiskha.com/display.cgi?id=1304198432