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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, n(A) = 5, and n(B) = 12, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIf A ∩ B = ∅, n(A) = 6, and n(B) = 11, what is n(A ∪ B)?Class 10SetsVenn DiagramsLevel 10Easy MathematicsIf n(A) = 10, n(B) = 8, n(C) = 6, n(A ∩ B) = 3, n(A ∩ C) = 2, n(B ∩ C) = 1, and n(A ∩ B ∩ C) = 0, what is n(A ∪ B ∪ C)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsIn a class of 30 students, 18 play cricket, 12 play football, and 5 play both. How many students play at least one of the two games?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIf n(U) = 60 and n(A ∪ B) = 45, how many elements are in (A ∪ B)'?Class 10SetsThe Empty Set, many more. Step 3: Hence the set is infinite.Level 11Easy MathematicsIf n(A) = 13, n(B) = 17, and n(A ∩ B) = 5, what is n(A ∪ B)?Class 10SetsVenn DiagramsLevel 10Easy MathematicsIf n(U) = 40 and n(A ∪ B) = 26, what is the number of elements in neither A nor B?Class 10SetsVenn DiagramsLevel 11Easy MathematicsIf \(n(A-B)=6\), \(n(A\cap B)=5\), and \(n(B-A)=4\), what is \(n(A\cup B)\)?Class 10SetsVenn DiagramsLevel 11Easy MathematicsIf n(A) = 20, n(B) = 15, and n(A ∪ B) = 28, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsWhich region does A ∪ B represent in a Venn diagram?Class 10SetsVenn DiagramsLevel 10Easy MathematicsIn a Venn diagram, what does the common part of two circles represent?Class 10SetsVenn DiagramsLevel 10Easy MathematicsIf A = {1, 2} and B = {2, 3}, how many elements are in P(A) ∪ P(B)?Class 10SetsPower Set and SubsetsLevel 10Medium MathematicsWhich statement is generally false?Class 10SetsPower Set and SubsetsLevel 10Hard MathematicsIf U = {a, b, c, d, e}, A = {a, c}, and B = {c, d}, what is the number of elements of P((A ∪ B)')?Class 10SetsPower Set and SubsetsLevel 10Medium MathematicsIf A = {1,2,3,4} and B = {3,4,5,6}, what is |P(A ∪ B)| − |P(A ∩ B)|?Class 10SetsPower Set and SubsetsLevel 9Medium MathematicsIf A ∩ B = ∅, |A| = 4, and |B| = 3, what is |P(A) ∪ P(B)|?Class 10SetsPower Set and SubsetsLevel 9Medium MathematicsIf U = {1,2,3,4,5,6,7,8}, A = {1,2,3}, and B = {3,4,5}, what is |𝒫((A ∪ B)′)|?Class 10SetsPower Set and SubsetsLevel 10Medium MathematicsIf |U| = 10, |A| = 6, |B| = 5, and |A ∩ B| = 3, what is |P((A ∪ B)′)|?Class 10SetsPower Set and SubsetsLevel 10Hard MathematicsLet U = {1, 2, 3, 4, 5, 6, 7, 8}, A = {1, 3, 5, 7}, and B = {2, 3, 5, 8}. What is |P((A ∪ B)')|, where the complement is taken relative to U?Class 10SetsPower Set and SubsetsLevel 10Hard MathematicsIf A = {1, 2} and B = {3, 4}, how many members are in P(A ∪ B) − (P(A) ∪ P(B))?Class 10SetsPower Set and SubsetsLevel 10Hard