RAJASTHAN ­ PET Rajasthan PET Solved Paper-2005

  • question_answer
    If two dice are thrown together. Probability that the sum of the numbers appearing on them is 7, is

    A)  \[\frac{5}{36}\]

    B)  \[\frac{1}{6}\]

    C)  \[\frac{7}{36}\]

    D)  \[\frac{8}{36}\]

    Correct Answer: B

    Solution :

     The number of ways of getting the sum seven \[=\{(1,6),(2,5),(3,4),(4,3),(5,2),(6,1)\}\] Total number of ways\[=6\times 6=36\] \[\therefore \]Required probability \[=\frac{6}{36}=\frac{1}{6}\]


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