JEE Main & Advanced Sample Paper JEE Main Sample Paper-29

  • question_answer
    The number of ways in which an examiner can assign 30 marks to 8 questions, giving not less than 2 marks to any question, is (marks all allotted are integers)

    A) \[^{30}{{C}_{7}}\]                                           

    B) \[^{30}{{C}_{8}}\]

    C) \[^{21}{{C}_{7}}\]                                           

    D) \[^{21}{{C}_{8}}\]

    Correct Answer: C

    Solution :

    Using begger's method, the number of ways\[{{=}^{21}}{{C}_{7}}\]

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