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