Multiple Choice Questions on 10 persons are seated around a round table What is the probability that two particular persons sit t........... for CDS Exam Preparation

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Multiple Choice Questions

10 persons are seated around a round table What is the probability that two particular persons sit t...........

Quantitative Aptitude (CDS) Probability
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    10 persons are seated around a round table. What is the probability that two particular persons sit together?

    8/9

    Incorrect Answer

    1/2

    Incorrect Answer

    2/9

    Correct Answer

    1/9

    Incorrect Answer
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    Explanation:

    P = total number of ways in which two people sit together / total number of ways
    = 8! × 2! / 9!
    = 2/9

    By: bhavesh kumar singh
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