CEE Kerala Engineering CEE Kerala Engineering Solved Paper-2000

  • question_answer
    From a box containing 10 mangoes out, of which 4 are rotten. 2 mangoes are taken out together. If one of them is found to be good, the probability that the other is also good, is:

    A)  \[\frac{4}{9}\]                                  

    B)  \[\frac{8}{15}\]

    C)  \[\frac{5}{13}\]               

    D)         \[\frac{2}{3}\]

    E)  \[\frac{5}{9}\]

    Correct Answer: D

    Solution :

    Required probability \[=\frac{^{6}{{C}_{1}}{{\times }^{5}}{{C}_{1}}}{^{10}{{C}_{2}}}=\frac{2}{3}\]


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