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Permutations Combinations Fundamental Principle Counting Class11

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

MathematicsIn a team there are (4) students for president and (4) students for secretary. The same student cannot take both posts. How many appointments are possible?Class 11Permutations and CombinationsFundamental principle of countingMediumMathematicsUsing the digits (1,2,3,4,5,6,7) without repetition (2)-digit numbers are formed. The number must be greater than (50). How many numbers are possible?Class 11Permutations and CombinationsFundamental principle of countingMediumMathematicsIn a (5)-place code one color is chosen from (3) colors at each place. No two consecutive places should have the same color. How many codes are possible?Class 11Permutations and CombinationsFundamental principle of countingMediumMathematicsIn a painting (3) background colors (4) border colors and (2) signature colors are chosen. How many painting forms are possible?Class 11Permutations and CombinationsFundamental principle of countingEasyMathematicsAn exam has (5) sections and each section has (3) optional questions. In how many ways can one question be chosen from each section?Class 11Permutations and CombinationsFundamental principle of countingEasyMathematicsA uniform has (3) shirt options (2) trouser options and (4) shoe options. In how many ways can a complete uniform be made?Class 11Permutations and CombinationsFundamental principle of countingEasyMathematicsA student has to choose one each from (2) bags (6) pens and (3) notebooks. How many total selections are possible?Class 11Permutations and CombinationsFundamental principle of countingEasyMathematicsIn an identification code the first place is filled from (4) letters the second from (5) digits and the third from (2) symbols. How many codes can be formed?Class 11Permutations and CombinationsFundamental principle of countingEasyMathematicsIn a sports competition there are (3) team-name options and (6) jersey-color options. How many team identities can be made by choosing one name and one color?Class 11Permutations and CombinationsFundamental principle of countingEasyMathematicsFor class representatives (4) boys and (5) girls are available. In how many ways can one boy representative and one girl representative be chosen?Class 11Permutations and CombinationsFundamental principle of countingEasyMathematicsIn a stage program one song is chosen from (6) songs and one dance from (3) dances. How many program pairs are possible?Class 11Permutations and CombinationsFundamental principle of countingEasyMathematicsA student buys one pen from (7) pens and one notebook from (2) notebooks. How many purchase combinations are possible?Class 11Permutations and CombinationsFundamental principle of countingEasy

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