Mathematics, 27.08.2020 01:01 cheergirl2133

In a box of marbles, the ratio of red marbles to total marbles is 2:5. The ratio of green marbles to total marbles is 3:10. If the marbles that are neither red nor green are blue, how many blue marbles are in the box of marbles if there are 40 marbles in the box?

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In a box of marbles, the ratio of red marbles to total marbles is 2:5. The ratio of green marbles to...

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