Question
Cathy has $17 worth of coins. 10 of them are 10¢ coins and 5 of them are 20¢ coins. The rest are $1 coins. How many coins does Cathy have altogether?
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Cathy has $17 worth of coins. 10 of them are 10¢ coins and 5 of them are 20¢ coins. The rest are $1 coins. How many coins does Cathy have altogether?