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11th Class Mathematics Sample Paper Mathematics Olympiad - Sample Paper-9

  • question_answer
    A and S take turn in throwing two dice; the first to throw 9 is being awarded. Find the ratio of probabilities of their winning if A has the first throw.

    A)  7/8                  

    B)  9/8            

    C)  8/7                  

    D)  9/10

    Correct Answer: B

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