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    sirinivas's Avatar
    sirinivas Posts: 21, Reputation: 1
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    #1

    Nov 1, 2010, 12:24 AM
    probability
    3 students A,B,C are in a running race. A and B have same probability of winning and is twice as likely to win as c. Find the probability that B or C wins
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Nov 1, 2010, 04:29 AM

    What have you tried?

    Assign a variable to each probability and solve an equation.
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