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The table shows the results of drawing one marble from a bag of colored marbles. Each marble was replaced after the outcome was recorded. If there are a total of 50 marbles in the bag, about how many of the marbles are black? Color Number of Pulls red 3 green 7 orange 4 black 6 A. 6 B. 15 C. 12 D. 9

User Carveone
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For the first one there are 12 black marbles
Then the test for the cube is independent
User Thorbjornwolf
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