Question
Rael saved some ten-cent coins and twenty-cent coins in his tin can. The number of ten-cent coins he saved is thrice the number of twenty-cent coins. If he had 3 twenty-cent coins. how much was his savings in the tin can? (Give the answer in dollars.)
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Rael saved some ten-cent coins and twenty-cent coins in his tin can. The number of ten-cent coins he saved is thrice the number of twenty-cent coins. If he had 3 twenty-cent coins. how much was his savings in the tin can? (Give the answer in dollars.)