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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।

MathematicsIn a security question, (3) icons are chosen in order from (5) icons. No icon repeats, and if the star icon is chosen, it must be in the second position. How many answers are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA box has (4) red, (3) blue, and (2) green distinct balls. Three balls are drawn in order without replacement. The first ball must not be red and the third must be green. How many ways are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsIn a competition, first, second, and third prizes are awarded among (8) students. Two particular students cannot both appear in the prize list. How many prize assignments are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA four-digit number is formed from (0,1,2,3,4,5,6) without repetition. It must be less than (4000) and odd. How many such numbers are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA shop has (4) types of pens, (5) types of notebooks, and (3) types of covers. A student chooses at least one item and at most one item from each type. If choosing a pen requires choosing a cover, how many selections are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA question bank has (5) algebra, (4) geometry, and (3) calculation questions. A set of exactly (3) questions must contain at least one algebra and at least one geometry question. How many sets are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsUsing digits (0,1,2,3,4,5,6,7,8,9) without repetition, how many six-digit numbers have an odd first digit and an even last digit?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA school ID has (3) digits followed by (2) letters. Digits may repeat and letters are distinct. If the three digits cannot all be identical and the first letter must be a vowel, how many IDs are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA photo album has (4) positions. Photos are placed from (7) distinct photos. If a special photo is used, it must be placed at an end position. How many arrangements are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsAn ID tag chooses (2) colors in order and (2) shapes in order. Colors must be distinct and shapes may repeat. There are (6) colors and (3) shapes. If the first color is red, the two shapes cannot be identical. How many tags are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsUsing digits (1,2,3,4,5,6,7) without repetition, how many four-digit numbers have the thousands digit greater than the units digit?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsTo go from (A) to (B) on a grid, (3) right moves and (2) up moves are needed. If the first two moves cannot both be right, how many paths are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA three-letter word is formed from (A,B,C,D,E,F). Letters may repeat, but the word must contain exactly two distinct letters. How many words are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsAn entry ticket has (2) letters, (1) color, and (2) digits. Letters are distinct, digits are distinct, and if the color is red, the first digit cannot be (0). There are (3) colors. How many tickets are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsUsing digits (0,1,2,3,4,5,6,7,8) without repetition, how many three-digit numbers divisible by (6) can be formed?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA sports jersey has (8) colors and (5) number styles. If the gold color can be paired only with odd-numbered styles and the silver color only with even-numbered styles, how many jerseys are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA survey has (4) questions and each question has (3) answer choices. If the first two answers cannot be the same and the last two answers must be the same, how many response sheets are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsFrom the ground floor to the (5)th floor, one may choose lift or stairs between each pair of floors. There are (2) choices per segment, but stairs cannot be chosen in two consecutive segments. How many ways are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA URL code has (3) lowercase letters and (2) symbols. Letters do not repeat, and symbols are placed in two distinct positions from (4) available symbols. How many codes are possible?Class 11Permutations and CombinationsFundamental principle of countingHard MathematicsA dress code has (5) shirts, (4) pants, and (3) jackets. A jacket is optional, but the blue shirt cannot be worn with black pants. If a shirt and pants are compulsory, how many outfits are possible?Class 11Permutations and CombinationsFundamental principle of countingHard