Question
Eric has 7 coins in his wallet. They are either twenty-cent coins or five-cent coins. What is the smallest possible amount of money in his wallet when he has one or more five-cent coins? Express your answer in dollars.
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Eric has 7 coins in his wallet. They are either twenty-cent coins or five-cent coins. What is the smallest possible amount of money in his wallet when he has one or more five-cent coins? Express your answer in dollars.