JEE Main & Advanced Mathematics Permutations and Combinations Question Bank Definition of combinations, Conditional combinations, Division into groups, Derangements

  • question_answer
    The number of ways of dividing 52 cards amongst four players equally, are [IIT 1979]

    A) \[\frac{52\ !}{{{(13\ !)}^{4}}}\]

    B) \[\frac{52\ !}{{{(13\ !)}^{2}}\ 4\ !}\]

    C) \[\frac{52\ !}{{{(12\ !)}^{4}}\ (4\ !)}\]

    D) None of these

    Correct Answer: A

    Solution :

    Required number of ways \[{{=}^{52}}{{C}_{13}}{{\times }^{39}}{{C}_{13}}{{\times }^{26}}{{C}_{13}}{{\times }^{13}}{{C}_{13}}\] \[=\frac{52\ !}{39\ !\ \times 13\ !}\times \frac{39\ !}{26\,!\ \times 13\ !}\times \frac{26\ !}{13\ !\ \times 13\ !}\times \frac{13\ !}{13\ !}=\frac{52\ !}{{{(13\ !)}^{4}}}\].


You need to login to perform this action.
You will be redirected in 3 sec spinner