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Mathematics, 22.07.2019 16:30 dsgSFkbed

There are 3 white marbles and 7 blue marbles in a bag. jamie will randomly pick two marbles out of the bag without replacing the first one. what is the probability of jamie picking a white marble and then a blue marble? a) 1 15 b) 21 100 c) 7 15 d) 7 30

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