JEE MATHEMATICS MCQ: PERMUTATIONS

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There are 20 questions in a question paper. If no two students solve the same combination of questions but solve equal number of questions, then the maximum number of students who appeared in the examination, is

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Correct option: C

{ }^{20} C_{10}

Option B (

{ }^{20} C_{10}

) is correct because the maximum number of students is achieved when each student solves 10 questions, which corresponds to the largest binomial coefficient.

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