RAJASTHAN ­ PET Rajasthan PET Solved Paper-2002

  • question_answer
    If a dice is thrown twice, then the probability of getting 5 in first attempt only

    A)  \[\frac{1}{36}\]

    B)  \[\frac{2}{36}\]

    C)  \[\frac{5}{36}\]

    D)  \[\frac{31}{36}\]

    Correct Answer: C

    Solution :

     Probability of getting 5 in first attempt\[=\frac{1}{6}\] Probability that no digit appear instead of\[5=\frac{5}{6}\] \[\therefore \]Required probability\[=\frac{1}{6}\times \frac{5}{6}=\frac{5}{36}\]


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