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Class 10 · Mathematics
→If n(A) = 18 and n(A ∩ B) = 7, what is n(A − B)?
Class 10 · Mathematics
→If n(A ∪ B) = 20, n(A) = 12, and n(B) = 11, what is n(A ∩ B)?
Class 10 · Mathematics
→If n(A) = 14, n(B) = 9, and n(A ∩ B) = 4, what is n(A ∪ B)?
Class 10 · Mathematics
→If A = {1, 2, 3, 4} and B = {3, 4, 5, 6}, what is the union of A − B and B − A?
Class 10 · Mathematics
→If A = {4, 5, 6}, what is ∅ − A?
Class 10 · Mathematics
→If A = {9, 18, 27}, what is A − ∅?
Class 10 · Mathematics
→If A = {2, 3, 5, 7}, what is A ∩ ∅?
Class 10 · Mathematics
→If A = {11, 22, 33}, what is A ∪ ∅?
Class 10 · Mathematics
→If A = {5, 10, 15, 20} and B = {10, 20}, what is A ∩ B?
Class 10 · Mathematics
→If A = {r, s} and B = {r, s, t, u}, what is A ∪ B?
Class 10 · Mathematics
→If A = {2, 4, 6} and B = {1, 3, 5}, what is A ∩ B?
Class 12 · Mathematics
→If A = {x : x ∈ N, x ≤ 4} and B = {3, 4, 5, 6}, where N = {1, 2, 3, ...}, what is A ∪ B?
Class 12 · Mathematics
→If A = {a, c, e, g} and B = {b, c, d, g}, what is B − A?
Class 10 · Mathematics
→If A = {3, 6, 9, 12, 15} and B = {6, 12, 18}, what is A − B?
Class 12 · Mathematics
→If A = {1, 4, 7, 10} and B = {2, 4, 6, 10}, what is A ∩ B?
Class 12 · Mathematics
→If A = {2, 4, 6, 8} and B = {6, 8, 10, 12}, what is A ∪ B?
Class 10 · Mathematics
→In a survey, 24 students chose Hindi, 18 chose English, and 10 chose both languages. How many students chose only English?
Class 10 · Mathematics
→If n(A) = 16, n(B) = 13, and n(A ∪ B) = 21, what is n(A ∩ B)?
Class 10 · Mathematics
→If A = {2, 5, 8, 11} and B = {1, 5, 9, 11}, what is (A ∪ B) − (A ∩ B)?
Class 10 · Mathematics
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