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Class 11 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsFrom (11) friends (5) are to be selected for a trip and at least one of (3) special friends must go. How many ways are there?Class 11Permutations and CombinationsCombinationsHardMathematicsFrom (13) candidates (5) prize winners are to be selected and all prizes are identical. How many ways are there?Class 11Permutations and CombinationsCombinationsHardMathematicsFrom (8) white and (9) black balls (6) balls are to be selected such that all balls are not of the same color. How many ways are there?Class 11Permutations and CombinationsCombinationsHardMathematicsFrom (9) teachers and (11) students a group of (6) people is to be formed with at least (3) teachers. How many ways are there?Class 11Permutations and CombinationsCombinationsHardMathematicsFrom (18) students (7) are to be selected so that none of (5) special students is included. How many ways are there?Class 11Permutations and CombinationsCombinationsHardMathematicsFrom the numbers 1 to 25, how many ways are there to choose 3 odd and 2 even numbers?Class 11Permutations and CombinationsCombinationsHardMathematicsFrom numbers (1) to (30), (3) numbers that are multiples of (3) and (2) numbers that are not multiples of (3) are to be selected. How many ways are there?Class 11Permutations and CombinationsCombinationsHardMathematicsHow many (6)-element subsets of (A={1,2,3,4,5,6,7,8,9,10,11}) do not contain both (4) and (5) together?Class 11Permutations and CombinationsCombinationsHardMathematicsHow many (5)-element subsets can be formed from (A={1,2,3,4,5,6,7,8,9,10,11,12}) that contain (1) and (2) but not (3)?Class 11Permutations and CombinationsCombinationsHardMathematicsWhat is the value of (\binom{13}{6}-\binom{12}{6})?Class 11Permutations and CombinationsCombinationsHardMathematicsUsing Pascal's identity (\binom{11}{4}+\binom{11}{5}) is equal to which expression?Class 11Permutations and CombinationsCombinationsHardMathematicsFor integers \(0\le r\le n\), which relation is always true between choosing \(r\) objects from \(n\) objects and choosing the objects left out?Class 11Permutations and CombinationsCombinationsHardMathematicsIf (\binom{n}{5}=\binom{n}{9}), what will be the value of (n)?Class 11Permutations and CombinationsCombinationsHardMathematicsIf (\binom{n}{2}=120), what is the value of (n)?Class 11Permutations and CombinationsCombinationsHardMathematicsFrom (9) different pens and (8) different pencils (6) objects are to be selected with at least (2) pens and at least (2) pencils. How many ways are there?Class 11Permutations and CombinationsCombinationsHardMathematicsFrom (10) men and (8) women a committee of (6) persons is to be formed with exactly (3) men. How many ways are there?Class 11Permutations and CombinationsCombinationsHardMathematicsFrom (15) students (6) students are to be selected. At least (2) of (5) special students must be included. How many ways are there?Class 11Permutations and CombinationsCombinationsHardMathematicsA team of (6) students is to be formed from (12) students. Exactly (3) of (5) special students must be included. How many ways are there?Class 11Permutations and CombinationsCombinationsHardMathematicsFrom (11) colors (5) colors are to be selected with one fixed color included and another fixed color excluded. How many ways are there?Class 11Permutations and CombinationsCombinationsHardMathematicsIn how many ways can at least (3) and at most (5) gifts be selected from (13) different gifts?Class 11Permutations and CombinationsCombinationsHard

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