New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    Out of total 11 members, a 5 member delegation is to be sent abroad.

    In how ways can the selection be made so that a

    particular member is always excluded?
    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]>∴ [if !msEquation]-->[endif]-->Reqd. no. of ways =`10C_5` =`(10xx9xx8xx7xx6)/(5xx4xx3xx2)` = 252

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