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A bag contains 18 blue marbles and 12 red marbles. If 2 marbles were removed without being replaced, what is the probability that the first marble will be blue and the second will be red
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A bag contains 18 blue marbles and 12 red marbles. If 2 marbles were removed without being replaced, what is the probability that the first marble will be blue and the second will be red

User Sanga
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1 Answer

5 votes
blue- 18/30 or 9/15
red- 12/30 or 2/5
User Sprigg
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