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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।

MathematicsIf A⊆B⊆C⊆U, then what is (A∪B∪C)′ equal to?Class 10SetsComplement of a Set and Its PropertiesLevel 15Easy MathematicsIf n(A ∪ B) = n(B), which relation is correct according to the Venn diagram?Class 10SetsVenn DiagramsLevel 10Medium MathematicsIf n(U) = 180, n(A) = 109, and n(B) = 97, what is the minimum possible value of n(A ∪ B)?Class 10SetsThe Empty Set, Finite and Infinite Sets, Equal SetsLevel 15Easy MathematicsIf A ⊆ B, n(A) = 52, n(B) = 91 and n(U) = 140, then what is n((B − A) ∪ B')?Class 10SetsVenn DiagramsLevel 15Hard MathematicsIf n(A − B)=0 and n(A)>0, which relation between A and B is necessarily true in the Venn diagram?Class 10SetsThe Empty Set, Finite and Infinite Sets, Equal SetsLevel 14Easy MathematicsIf A ⊆ B ⊆ C, then what is A ∩ B ∩ C equal to?Class 10SetsEqual sets and SubsetsLevel 14Easy MathematicsIf A ⊆ B ⊆ C, then what is A ∪ B ∪ C equal to?Class 10SetsVenn DiagramsLevel 14Easy MathematicsIf A ⊆ B, n(B) = 83, n(A) = 47, and n(U) = 120, what is n(B − A)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIf A ⊆ B, what are A ∪ B and A ∩ B, respectively?Class 10SetsVenn DiagramsLevel 15Easy MathematicsIf A is a subset of B, n(A) = 28, and n(B) = 64, how many elements are in the region B − A of the Venn diagram?Class 10SetsVenn DiagramsLevel 10Easy MathematicsIf A is a subset of B, what is A union B equal to in a Venn diagram?Class 10SetsVenn DiagramsLevel 14Easy MathematicsIf A ⊆ B, n(A) = 28, and n(B) = 73, what is n(B − A)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIf A ⊆ B, n(A) = 18, and n(B) = 45, what is n(B − A)?Class 10SetsVenn DiagramsLevel 10Easy MathematicsIf U is the universal set and A ⊆ U, why is P(A) ⊆ P(U) true?Class 10SetsPower Set and SubsetsLevel 10Medium MathematicsIf A = {1, 2}, which statement is correct: {1} ∈ P(A) or {1} ⊆ P(A)?Class 10SetsPower Set and SubsetsLevel 9Hard MathematicsIf A = {1,2}, which statement about {1} ⊆ P(A) is true?Class 10SetsPower Set and SubsetsLevel 10Medium MathematicsIf U = {1,2,3,4,5} and A = {1,2}, why is P(A') ⊆ P(U) true?Class 10SetsPower Set and SubsetsLevel 10Hard MathematicsIf A has 4 elements and B has 5 elements with A⊂B, how many elements are in P(B)\P(A)?Class 10SetsPower Set and SubsetsLevel 9Medium MathematicsIf A = {m, n}, which of the following is not a subset of P(A)?Class 10SetsPower Set and SubsetsLevel 10Hard MathematicsIf \(A\subseteq U\) and \(A'=\varnothing\), which conclusion is correct?Class 10SetsComplement of a Set and Its PropertiesLevel 10Medium