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Permutations And Combinations

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

MathematicsIf an (8)-letter word has (A) (3) times and (B) (2) times, what will be the divisor for arrangements?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsWhat is the count for a necklace of (7) distinct beads when reflection is considered same?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsIf (8) distinct objects are arranged in a circle, what is the relation with linear arrangements?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsWhich formula is used to form ordinary line segments from (10) points?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsWhich formula is used to form directed line segments from (10) points?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsIf a quadrilateral is formed by choosing (4) points from (10) points and no (3) are collinear, which formula is used?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsIf \(\frac{^{n}C_r}{^{n}C_{r-1}}=3\), which equation is correct?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsIf (\frac{^{n}C_{r+1}}{^{n}C_r}=2), which equation is formed?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsIf (^{n}C_r=^{n}C_{r-2}) and the lower indices are different, which relation is correct for (n)?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsIf (0) is included among (7) digits and repetition is not allowed, what is the count of (4)-digit numbers?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsIf (0) is included among (7) digits and repetition is allowed, what is the count of (4)-digit numbers?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsIf a (5)-letter word is made from (8) distinct letters with repetition allowed, what is the count?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsIf a (5)-letter word is made from (8) distinct letters without repetition, how is the count connected with (^{8}C_5)?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsWhich sum is correct for a (5)-member committee with at least (3) boys from (6) boys and (5) girls?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsWhat is the expression for a 5-member committee with exactly 2 girls from 6 boys and 5 girls?Class 11Permutations and CombinationsCombinationsMediumMathematicsIf (3) boys and (2) girls are selected from (6) boys and (5) girls, which is the formula?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsHow can (^{9}C_4\times4) be written in permutation form?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsIf a committee of (4) is formed from (9) people and then (1) leader is chosen from the committee, what is the expression?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsWhich product appears in the numerator of (^{n}C_4)?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMediumMathematicsWhich of the following is the correct relationship between permutations and combinations?Class 11Permutations and CombinationsDerivations of formulas and their connectionsMedium

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