Question
Eric saved some five-cent coins and fifty-cent coins in his piggy bank. The number of five-cent coins he saved is thrice the number of fifty-cent coins. If he had 6 fifty-cent coins. how much was his savings in the piggy bank? (Give the answer in dollars.)
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Eric saved some five-cent coins and fifty-cent coins in his piggy bank. The number of five-cent coins he saved is thrice the number of fifty-cent coins. If he had 6 fifty-cent coins. how much was his savings in the piggy bank? (Give the answer in dollars.)