Multiple Choice Questions on In a party there are 6 couples Out of them 5 people are chosen at random Find the probability that t........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

In a party there are 6 couples Out of them 5 people are chosen at random Find the probability that t...........

Quantitative Aptitude ( CCS) Probability
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    In a party there are 6 couples. Out of them 5 people are chosen at random. Find the probability that there are at the least two couples ?

    4/33

    Incorrect Answer

    8/25

    Incorrect Answer

    5/33

    Correct Answer

    6/21

    Incorrect Answer
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    Explanation:

    Number of ways of (selecting at least two couples among five people selected) = 6C2*8C1
    As remaining person can be any one among three couples left.
    Required probability = 6C2*8C1/12C5
    = 5/33.

    Hence, option 3 is the correct answer.

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