Mathematics, 04.06.2020 19:10 lizdominguez101
I have a bag with red and blue marbles in it. At the moment, the ratio of blue marbles to red marbles is 5:4. I then add 4 blue marbles and 4 red marbles, and the ratio becomes 6:5. How many blue marbles were in the bag before I added more?
Answers: 1
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I have a bag with red and blue marbles in it. At the moment, the ratio of blue marbles to red marble...
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