Mathematics, 15.12.2019 05:31 gymnastsgymnastics

Marco has 84 coins in dimes and quarters. the ratio of the number of dimes to quarters is 3: 4. a) find the number of dimes. b) calculate the value of marco's coins.

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Marco has 84 coins in dimes and quarters. the ratio of the number of dimes to quarters is 3: 4. a) f...

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