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A bag contains 15 red, 18 white, 12 blue and 16 black marbles. If a marble is drawn at random from the bag, then the probability of getting a black marble is |
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Answer» A bag contains 15 red, 18 white, 12 blue and 16 black marbles. If a marble is drawn at random from the bag, then the probability of getting a black marble is |
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