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24 August, 05:37

Alyce has 60 marbles. of the marbles, 45 are red and the rest are black. what is the ratio of the number of black marbles to the number of red marbles

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  1. 24 August, 06:56
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    60-45=15 so there are 15 black marbles and 45 red marbles
  2. 24 August, 07:09
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    You just subtract. im sure u can do it.
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