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

  • question_answer
    In an election there are 5 candidates and three vacancies. A voter can vote maximum to three candidates, then in how many ways can he vote [MP PET 1987]

    A) 125

    B) 60

    C) 10

    D) 25

    Correct Answer: D

    Solution :

    A voter can vote in \[^{5}{{C}_{1}}{{+}^{5}}{{C}_{2}}{{+}^{5}}{{C}_{3}}=25\] ways.


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