Ratios & Percentageseasy
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If a ratio of red to blue marbles is 3:4, and there are 12 blue marbles, how many red marbles are there?
If a ratio of red to blue marbles is 3:4, and there are 12 blue marbles, how many red marbles are there?
If a ratio of red to blue marbles is 3:4, and there are 12 blue marbles, how many red marbles are there?