Question
Gillian had 20-cent and 10-cent coins in the ratio of 3 : 4. The total value of the coins was $11. How many 10-cent coins did Gillian have?
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Gillian had 20-cent and 10-cent coins in the ratio of 3 : 4. The total value of the coins was $11. How many 10-cent coins did Gillian have?