Question
Gwen had 50-cent and 10-cent coins in the ratio of 2 : 3. The total value of the coins was $13. How many 50-cent coins did Gwen have?
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Gwen had 50-cent and 10-cent coins in the ratio of 2 : 3. The total value of the coins was $13. How many 50-cent coins did Gwen have?