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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 n(A ∪ B) = 60, n(A − B) = 18, and n(B − A) = 22, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsIf A = {1, 2, 3, 4} and B = {3, 4, 5, 6}, what is n(A − B) + n(B − A)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 10Medium MathematicsIf \(A=\{x:x\text{ is a multiple of }4,\ 1\le x\le25\}\) and \(B=\{x:x\text{ is a multiple of }6,\ 1\le x\le25\}\), how many elements are in \(A\cup B\)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Medium MathematicsIf A = {2, 3, 5, 7} and B = {5, 7, 11, 13}, how many elements are in A ∪ B?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Easy MathematicsIf A ∩ B = ∅, n(A) = 9, and n(B) = 11, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Easy MathematicsIf n(A ∪ B) = 45, n(A) = 28, and n(B) = 25, find n(A ∩ B).Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Easy MathematicsIf n(A) = 18, n(B) = 14, and n(A ∩ B) = 6, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 18Easy MathematicsIn a survey, 58 students take online classes, 46 students visit the library, and 21 do both. How many students do exactly one activity?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 17Medium MathematicsIf A ∩ B = ∅, n(A) = 15, and n(B) = 18, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 17Easy MathematicsIf n(A \ B) = 12, n(A ∩ B) = 7, and n(B \ A) = 16, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 17Medium MathematicsIn a survey, 52 people travel by bus, 47 by metro, and 23 by both. How many people travel only by metro?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 17Easy MathematicsIf n(B) = 42 and n(B \ A) = 25, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 17Medium MathematicsIf n(A) = 31, n(B) = 28, and n(A ∪ B) = 46, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 17Medium MathematicsIf n(A) = 26, n(B) = 19, and n(A ∩ B) = 8, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 17Medium MathematicsIf n(A \ B) = 18, n(B \ A) = 14, and n(A ∩ B) = 9, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Easy MathematicsIf n(A) = 46, n(B) = 35, and n(B \ A) = 24, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Easy MathematicsIf n(A ∪ B) = 70, n(A) = 46, n(B) = 35, and n(B \ A) = 24, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Medium MathematicsIf n(A \ B) = 9, n(A ∩ B) = 6, and n(B \ A) = 11, what is n(A ∪ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Medium MathematicsIf n(A) = 20 and n(A \ B) = 13, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Medium MathematicsIf n(A) = 35, n(B) = 27, and n(A ∪ B) = 50, what is n(A ∩ B)?Class 10SetsOperations on Sets (Union, Intersection, Difference)Level 16Medium