ЁЯУв Too many exams? DonтАЩt know which one suits you best? Book Your Free Expert ЁЯСЙ call Now!

    Question

    In how ways can the selection be made so that a

    particular member is always excluded? Out of total 11 members, a 5 member delegation is to be sent abroad.
    A 722 Correct Answer Incorrect Answer
    B 482 Correct Answer Incorrect Answer
    C 340 Correct Answer Incorrect Answer
    D 252 Correct Answer Incorrect Answer

    Solution

    As 1 person is always excluded, members are to be chosen out of 10 persons. [if gte msEquation 12]>тИ┤ [if !msEquation]-->[endif]-->Reqd. no. of ways = `10C_5` = `(10xx9xx8xx7xx6)/(5xx4xx3xx2)` = 252

    Practice Next
    More Permutation and combination Questions

    Relevant for Exams:

    ask-question