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MathematicsLet U = {1, 2, ..., 96}. If A is the set of multiples of 6 in U and B is the set of multiples of 10 in U, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 15Medium MathematicsIf U = {1, 2, ..., 96}, A is the set of multiples of 6 and B is the set of multiples of 10, then what is n(A ∪ B)?Class 10SetsVenn DiagramsLevel 15Medium MathematicsIf n(A) = 6x + 5, n(B) = 5x + 9, n(A ∩ B) = 3x + 4 and n(A ∪ B) = 106, then what is the value of x?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 15Hard MathematicsIf A ∩ B = ∅, n(A) = 57, n(B) = 46, and n(U) = 125, what is n((A ∪ B)′)?Class 10SetsComplement of a Set and Its PropertiesLevel 15Medium MathematicsIf n(A ∪ B ∪ C) = 160, n(A) = 70, n(B) = 75, n(C) = 80 and n(A ∩ B ∩ C) = 18, then what is n(A ∩ B) + n(B ∩ C) + n(C ∩ A)?Class 10SetsVenn DiagramsLevel 14Medium MathematicsIf A ⊆ B ⊆ C, then what is A ∪ B ∪ C equal to?Class 10SetsVenn DiagramsLevel 14Easy MathematicsIf A, B and C are mutually disjoint, n(A) = 18, n(B) = 24, n(C) = 29 and n(U) = 90, then what is n((A ∪ B ∪ C)')?Class 10SetsVenn DiagramsLevel 14Medium MathematicsIf n(A ∩ (B ∪ C)) = 44, only (A ∩ B) contains 18 elements and only (A ∩ C) contains 16 elements, then what is n(A ∩ B ∩ C)?Class 10SetsVenn DiagramsLevel 14Medium MathematicsIf only A has 31 elements, only B has 27 elements, only C has 25 elements, the total of the exactly-two-set regions is 42, and all three sets have 11 elements, then what is n(A ∪ B ∪ C)?Class 10SetsVenn DiagramsLevel 14Medium MathematicsIf (n(A\cup B)=n(A)), which conclusion is correct according to the Venn diagram?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsIf A ⊆ B, then what is (A ∪ B) − A equal to?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Medium 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(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 U = {1, 2, ..., 84}, A is the set of multiples of 7 and B is the set of multiples of 4, what is n((A ∪ B)')?Class 10SetsVenn DiagramsLevel 10Medium 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 MathematicsIf n(A ∪ B ∪ C) = 135, exactly one set contains 58 elements, and exactly two sets contain 49 elements, what is n(A ∩ B ∩ C)?Class 10SetsVenn DiagramsLevel 14Medium 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 n(U)=140, n(A′)=58, n(B′)=71, and n(A∩B)=34, what is n(A∪B)?Class 10SetsVenn DiagramsLevel 10Medium MathematicsIf n(A∪B)=112, n(A−B)=43, and n(B−A)=37, what is n(A∩B)?Class 10SetsVenn DiagramsLevel 10Easy MathematicsLet U={1,2,...,60}, A be the set of multiples of 3, and B be the set of multiples of 4. What is n((A∪B)′)?Class 10SetsVenn DiagramsLevel 10Medium