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Mathematics, 16.12.2020 03:40 granniejo

The ratio of black marbles to red marbles is 3:2. If there are a total of 25 marbles in a bag, how
many
black marbles are in the bag?

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The ratio of black marbles to red marbles is 3:2. If there are a total of 25 marbles in a bag, how<...

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