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Class 10 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsWith respect to the universal set \(U\), which of the following sets is equal to \(A\cap B'\)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Medium MathematicsIf \(A\) and \(B\) are subsets of the universal set \(U\), what is the complement of \(A\setminus B\) with respect to \(U\)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Medium MathematicsIf \(U=\{1,2,\ldots,20\}\), \(A=\{x:x\in U,\ x\text{ is even}\}\), and \(B=\{x:x\in U,\ x\text{ is divisible by }3\}\), then what is \(n((A\cup B)')\)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Medium MathematicsFor a universal set U with n(U) = 110, if n(A) = 64, n(B) = 57, and n(A ∩ B) = 29, what is n((A ∪ B)′)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 17Medium MathematicsIf \(n(U)=120\), \(n(A)=70\), \(n(B)=65\), and \(n(A\cap B)=40\), what is the value of \(n(A'\cap B')\)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsIf U = {1, 2, ..., 20}, A = {x ∈ U : 2 divides x}, and B = {x ∈ U : 5 divides x}, what is (A ∪ B)'?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 17Medium MathematicsIf \(A\cup B=U\) and \(A\cap B=\varnothing\), then which set is equal to \(B\)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsLet U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, A = {1, 2, 5, 7}, and B = {2, 4, 5, 8, 10}. What is (A ∩ B)′?Class 10SetsComplement of a Set and Its PropertiesLevel 10Medium MathematicsFor a universal set \(U\), what is \(A\cap A'\) equal to?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Easy MathematicsFor a universal set \(U\), what is \(A\cup A'\) equal to?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Easy MathematicsIf U = {1, 2, ..., 9}, A = {2, 4, 6, 8}, and B = {1, 2, 3, 4}, what is A′ ∩ B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Medium MathematicsIf U = {1, 2, ..., 180}, A is the set of multiples of 12, B is the set of multiples of 15, and C is the set of multiples of 20, what is n((A ∪ B ∪ C)′)?Class 10SetsVenn DiagramsLevel 15Hard MathematicsIn a Venn diagram, n(A ∪ B ∪ C) = 215 and n((A ∪ B ∪ C)′) = 35. Exactly two sets have 62 elements. If n(U) is asked, what is the answer?Class 10SetsVenn DiagramsLevel 15Medium MathematicsAssertion: (A∪B)′=A′∩B′. Reason: To be outside A∪B, an element must be outside both A and B. Choose the correct option.Class 10SetsComplement of a Set and Its PropertiesLevel 15Medium MathematicsIf A⊆B⊆C⊆U, then what is (A∪B∪C)′ equal to?Class 10SetsComplement of a Set and Its PropertiesLevel 15Easy MathematicsIf A, B and C are mutually disjoint, n(A)=27, n(B)=34, n(C)=41 and n(U)=125, what is n((A∪B∪C)′)?Class 10SetsComplement of a Set and Its PropertiesLevel 15Medium MathematicsWhich region does ((A ∪ B)' ∩ C) represent in a Venn diagram?Class 10SetsVenn DiagramsLevel 10Medium MathematicsIf n(A) = 64, n(B) = 53, and n(A ∩ B) = 22, what is n(A' ∩ B)?Class 10SetsPower Set and SubsetsLevel 15Medium MathematicsIf U = {1, 2, ..., 120}, A is the set of multiples of 8 and B is the set of multiples of 12, choose the correct value of n((A ∪ B)').Class 10SetsComplement of a Set and Its PropertiesLevel 15Medium MathematicsIf U = {1, 2, ..., 120}, A is the set of multiples of 8 and B is the set of multiples of 12, what is n((A ∪ B)')?Class 10SetsComplement of a Set and Its PropertiesLevel 15Medium