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A bag contains 6 blue marbles and 10 red marbles. Two marbles will be selected at random from the bag, one at a time and without replacement. What is the probability that one of the selected marbles will be blue and one of the selected marbles will be red?
Give your answer as a fraction.
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· 相关考点
6.4.4 条件概率
6.4.4 条件概率
以上解析由 考满分老师提供。
