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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\cap B=A) and (A\neq \varnothing), which relation is correct?Class 10SetsVenn DiagramsLevel 10Medium MathematicsIf A ⊆ B, then what is (A ∪ B) − A equal to?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Medium MathematicsWhich region does A − (B ∩ C) represent in a Venn diagram?Class 10SetsVenn DiagramsLevel 14Medium MathematicsIf n(A ∪ B) = 98 and n(A ∩ B) = 35, what is the value of n(A − B) + n(B − A)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsIf n(A) = 55, n(B) = 62, and n(A − B) = 23, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsIf n(A) = 42, n(B) = 38, and n(A ∩ B) = 17, what is n(A' ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsIf n(U) = 150, n(A) = 91, and n(B) = 86, what is the minimum possible value of n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIf n(A) = 73 and n(B) = 58, what is the maximum possible value of n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIf n(U) = 75, n(A) = 46, and n(B) = 41, what is the minimum possible value of n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsIf A = {x ∈ N : x ≤ 20}, B = {x : x is odd and x ≤ 20}, and C = {x : x is a multiple of 5 and x ≤ 20}, what is n(B ∩ C)?Class 10SetsVenn DiagramsLevel 14Easy MathematicsIf U = {1, 2, ..., 36}, A is the set of square numbers and B is the set of multiples of 3, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIf U = {1, 2, ..., 40}, A is the set of prime numbers and B is the set of even numbers, what is A ∩ B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsLet U = {1, 2, ..., 90}. If A is the set of multiples of 5 and B is the set of multiples of 9, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Medium MathematicsLet U = {1, 2, ..., 72}. If A is the set of multiples of 6 and B is the set of multiples of 8, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIf n(A − B) = 3x + 2, n(B − A) = 2x + 5, n(A ∩ B) = x + 4, and n(A ∪ B) = 71, what is x?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Medium MathematicsIf n(A) = 5x + 4, n(B) = 4x + 7, n(A ∩ B) = 2x + 3, and n(A ∪ B) = 78, what is the value of x?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Medium MathematicsIn three clubs, n(A) = 72, n(B) = 68, n(C) = 61, n(A ∩ B) = 29, n(B ∩ C) = 24, n(C ∩ A) = 26, and n(A ∩ B ∩ C) = 11. How many members are only in B?Class 10SetsVenn DiagramsLevel 14Hard MathematicsIf A ∩ B = ∅, n(A) = 44, n(B) = 52, and n(U) = 130, what is n((A ∪ B)′)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Medium 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 n(A) = 64, n(B) = 59, and n(A ∪ B) = 91, what is n(A △ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Medium