Question
Archie saved some twenty-cent coins and ten-cent coins in his piggy bank. The number of twenty-cent coins he saved is four times the number of ten-cent coins. If he had 3 ten-cent coins. how much was his savings in the piggy bank? (Give the answer in dollars.)
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Archie saved some twenty-cent coins and ten-cent coins in his piggy bank. The number of twenty-cent coins he saved is four times the number of ten-cent coins. If he had 3 ten-cent coins. how much was his savings in the piggy bank? (Give the answer in dollars.)