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Operations On Sets Union Intersection Difference

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

MathematicsIf n(A) = 8, n(B) = 7, n(C) = 6, n(A ∩ B) = 2, n(A ∩ C) = 1, n(B ∩ C) = 3, and n(A ∩ B ∩ C) = 1, what is n(A ∪ B ∪ C)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsIf A ⊆ B, n(A) = 12, and n(B) = 31, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIf A ⊆ B, n(A) = 9, and n(B) = 26, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIf A ∩ B = ∅, n(A) = 15, and n(B) = 18, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIn a class of 42 students, 24 like mathematics, 18 like science, and 7 like both subjects. How many students like at least one subject?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIf n(B − A) = 13 and n(A ∩ B) = 6, what is n(B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIf n(A − B) = 10 and n(A ∩ B) = 7, what is n(A)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIf A = {a, c, e} and B = {b, c, d, e}, which elements belong only to B, that is, B − A?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIf A = {2, 4, 6, 8} and B = {1, 2, 8, 9}, which elements belong only to A, that is, A − B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIf A = {1, 2, 3, 4, 5} and B = {3, 5, 7}, what is A ∩ B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIn a Venn diagram, which region does B−A represent?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIn a Venn diagram, which region represents A−B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIf n(B)=27 and n(A∩B)=11, how many elements are only in B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIf \(n(A)=23\) and \(n(A\cap B)=9\), how many elements belong only to \(A\)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIf \(n(A)=19\), \(n(B)=13\), and \(n(A\cup B)=25\), what is \(n(A\cap B)\)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIf n(A) = 14, n(B) = 10, and n(A ∩ B) = 3, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 14Easy MathematicsIf n(A) = 21, the number of elements only in A is 13, that is, n(A \ B) = 13, and n(B \ A) = 10, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 13Easy MathematicsIf n(A ∪ B) = 36, the A-only region has 14 elements, and the B-only region has 11 elements, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIf n(U) = 70, the outside region has 12 elements, only A has 18 elements, and only B has 20 elements, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy MathematicsIf n(A − B) = 9, n(A ∩ B) = 4, n(B − A) = 6, and the outside region has 5 elements, what is n(U)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Easy