9818. hỏi sat math nhé :> 1. if a fair die is thrown 3 - TopicsExpress



          

9818. hỏi sat math nhé :> 1. if a fair die is thrown 3 times, what is the probability that a 5 comes up exactly two times? (giải thích kĩ dùm mình vì sao ra đc đáp án với :( ) 2. A jar contains four white marbles and 2 blue marbles, all of the same size. A marble is drawn at random and not replaced. A second marble is then drawn from the jar. what is the probability that one white and one blue are drawn? (chỉ cần đáp án thôi ạ :>)
Posted on: Mon, 20 Oct 2014 11:29:29 +0000

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