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Mathematics

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

MathematicsAn exam seat code contains a row from 1 to 12, a column from 1 to 8, and a block A, B, or C. If block C allows only even row numbers, how many seat codes are valid?Class 11Permutations and CombinationsFundamental principle of countingLevel 52Medium MathematicsA meal package includes one drink, one snack, and one dessert. There are 5 drinks, 6 snacks, and 4 desserts. If coffee cannot be paired with chocolate dessert, how many packages are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 52Medium MathematicsA code has 4 letters. Only consonants from the 26 letters are used and no letter repeats. If the first letter cannot be B, how many codes are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 52Hard MathematicsA library card has 4 positions. Each position contains one of A, B, C, D, E. If A must appear at least once and E must not appear, how many cards are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 52Hard MathematicsIn an exam paper, one question is chosen from 2 in section A, two questions from 4 in section B, and one question from 3 in section C. The first two questions of section B cannot be chosen together. How many selections are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 52Hard MathematicsUsing the digits 0, 1, 2, 3, 4, 5, 6 without repetition, how many five-digit even numbers can be formed?Class 11Permutations and CombinationsFundamental principle of countingLevel 52Hard MathematicsIn a class there are (8) boys and (6) girls. One boy monitor one girl co-monitor and one house from (3) houses are to be chosen. How many ways are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 54Medium MathematicsIn a (7)-place binary string only (0) and (1) are used. The first and last places must be (1). How many strings are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 54Medium MathematicsIn an experiment, 3 coins are tossed and then 2 dice are rolled. How many total outcomes are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 54Medium MathematicsA student chooses one chapter from (6) chapters one question from (7) questions and one level from (3) difficulty levels. How many selections are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 54Medium MathematicsIn a club, the posts of president, vice-president, and secretary are to be filled from 7 students. One student can hold only one post. How many appointments are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 54Medium MathematicsUsing the digits (1,2,3,4,5,6,7,8,9) without repetition (2)-digit numbers are formed. The number must be greater than (70). How many numbers are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 54Medium MathematicsAn exam has 4 sections and each section has 3 optional questions. One question is chosen from each section and then one language from 2 languages is chosen. How many ways are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 54Medium MathematicsA cafe has (6) drinks. A customer may take only a drink or a drink with one snack from (4) snacks. How many options are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 53Medium MathematicsA digital certificate has 4 title styles, 3 seals, 5 borders, and 2 signature colors. How many designs are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 53Easy MathematicsIn a 3-question test, the first question has 4 options, the second has 5 options, and the third has 3 options. One answer must be chosen for each question. How many answer patterns are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 53Easy MathematicsA student chooses one main subject and one supporting subject from (6) optional subjects. The two subjects must be different and order matters. How many selections are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 53Easy MathematicsIn a (6)-place binary string only (0) and (1) are used. The first and last places must be (1). How many strings are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 53Easy MathematicsA student has to choose one chapter from (5) chapters and one question from (8) questions of the chosen chapter. Then one answer language is chosen from (2) languages. How many ways are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 53Easy MathematicsA student can buy one pen from (4) pens and one notebook from (5) notebooks or one pencil from (3) pencils. How many total options are possible?Class 11Permutations and CombinationsFundamental principle of countingLevel 53Medium