Permutations and Combinations

JEE Advanced · Mathematics · 28 past questions

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1. Q7 2022 Paper 2

   Consider 4 boxes, where each box contains 3 red balls and 2 blue balls. Assume that all 20 balls are…

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2. Q13 2018 Paper 2

   In a high school, a committee has to be formed from a group of 6 boys $M_1, M_2, M_3, M_4, M_5, M_6$ and 5…

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3. Q15 2017 Paper 2

   Let $S=\{1,2,3,\ldots,9\}$. For $k=1,2,\ldots,5$, let $N_k$ be the number of subsets of $S$, each containing…

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4. Q16 2016 Paper 1

   A debate club consists of 6 girls and 4 boys. A team of 4 members is to be selected from this club including…

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