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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।

MathematicsAn identification number has (6) digits. The first (3) digits must be distinct and the last (3) digits may repeat. The first digit is not (0). How many identification numbers are possible?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsIn an online form, a user chooses (1) of (2) optional languages, (1) of (4) themes, and (2) of (3) security questions with order. How many selections are possible?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsFor class representatives, (4) boys and (5) girls are available. A president and a secretary are to be chosen, and the two posts must go to different persons. If the president must be a girl, in how many ways can it be done?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsA book code has (3) distinct consonants and (2) distinct digits. The first symbol is a consonant and the last symbol is a digit. Assume English has (21) consonants. How many codes can be formed?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsIn a contest, a participant writes true or false for each of (5) questions. At least (1) answer must be true. How many answer patterns are possible?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsA mobile lock has (4) distinct digits. The first digit cannot be (0) and the last digit must be even. How many locks can be formed?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsA student makes a (6)-day study plan. Each day he studies one subject from Mathematics, Physics, or Chemistry, but he never studies the same subject on consecutive days. How many plans are possible?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsAn exam code has (2) uppercase letters, (1) lowercase letter, and (2) digits in this order. Uppercase letters must be distinct, the lowercase letter has no restriction, and digits may repeat. How many codes are possible?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsA restaurant has (3) types of bread, (5) vegetables, and (4) desserts. A customer chooses either one full plate or only one dessert. How many choices are possible?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsA website PIN has (5) digits. The first digit cannot be zero and exactly (2) positions must contain even digits. How many such PINs are possible?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsA password has (4) letters and (2) digits. Letters may repeat, but the two digits are distinct and the first digit is not (0). How many passwords are possible?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsA code is formed by writing (2) distinct vowels followed by (3) distinct digits. If digits are from (0) to (9), how many codes can be formed?Class 11Permutations and CombinationsFundamental principle of countingExpert MathematicsWhat is the common solution region of (2x-y\leq 4) and (2x-y>8)?Class 11Linear InequalitiesGraphical solution of linear inequalities in two variablesExpert MathematicsFor the solution region of \(x+2y\leq 14\), \(3x+y\leq 15\), \(x\geq 0\), and \(y\geq 0\), which corner is formed by the two slant boundaries?Class 11Linear InequalitiesGraphical solution of linear inequalities in two variablesExpert MathematicsWhat is the solution of the inequality (\frac{3x-4}{5}-\frac{x+2}{3}\le \frac{1}{15})?Class 11Linear InequalitiesAlgebraic Solution of Linear Inequalities in One VariableExpert MathematicsIf (2x+5\ge 13) and (-x+4>1), what is the combined solution?Class 11Linear InequalitiesAlgebraic Solution of Linear Inequalities in One VariableExpert MathematicsIf (4x+1>2x+9) or (x-5<-12), what is the combined solution?Class 11Linear InequalitiesAlgebraic Solution of Linear Inequalities in One VariableExpert MathematicsIf (\frac{x-2}{3}\ge \frac{2x+1}{5}) and (x+4\le 10), what is the combined solution?Class 11Linear InequalitiesAlgebraic Solution of Linear Inequalities in One VariableExpert MathematicsIf (\frac{x-5}{4}<2) or (3x+1\le -8), what is the combined solution?Class 11Linear InequalitiesAlgebraic Solution of Linear Inequalities in One VariableExpert MathematicsWhat is the solution set of (\frac{2}{5}(5x-3)-\frac{1}{4}(8x+4)<\frac{5}{2})?Class 11Linear InequalitiesAlgebraic Solution of Linear Inequalities in One VariableExpert