Question
Fred saved some twenty-cent coins and fifty-cent coins in his coin box. The number of twenty-cent coins he saved is thrice the number of fifty-cent coins. If he had 2 fifty-cent coins. how much was his savings in the coin box? (Give the answer in dollars.)
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Fred saved some twenty-cent coins and fifty-cent coins in his coin box. The number of twenty-cent coins he saved is thrice the number of fifty-cent coins. If he had 2 fifty-cent coins. how much was his savings in the coin box? (Give the answer in dollars.)