BCECE Engineering BCECE Engineering Solved Paper-2007

  • question_answer
    There are 12 white and 12 red balls in a bag. Balls are drawn one by one with replacement from the bag. The probability that 7th drawn ball is 4th white is

    A) \[\frac{1}{4}\]                   

    B)         \[\frac{1}{8}\]                  

    C)  \[\frac{1}{2}\]                  

    D)         \[\frac{1}{3}\]

    Correct Answer: C

    Solution :

    Since balls are replaced, then the probability that 7th drawn ball is 4th white\[=\frac{1}{2}.\]


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