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Class 10 · Mathematics
→If A = {1, 2, 3}, what is A ∪ ∅?
Class 10 · Mathematics
→If A = {a, b, c, d} and B = {c, d, e, f}, what is (A ∪ B) \ (A ∩ B)?
Class 10 · Mathematics
→If A = {2, 5, 8, 11} and B = {1, 5, 8, 14}, which is B \ A?
Class 10 · Mathematics
→If A = {1, 4, 7, 10} and B = {4, 10, 13}, what is A \ B?
Class 10 · Mathematics
→If A = {3, 6, 9, 12} and B = {6, 12, 18}, find A ∩ B.
Class 10 · Mathematics
→If A = {1, 2, 3, 5} and B = {2, 4, 5, 6}, what is A ∪ B?
Class 10 · Mathematics
→If A = {3, 6, 9, 12} and B = {6, 12, 18, 24}, what is (A − B) ∩ (B − A)?
Class 10 · Mathematics
→In a library, 35 students read storybooks, 20 students read poetry books, and 45 students read at least one type of book. How many students read both types of books?
Class 10 · Mathematics
→If A = {1, 2, 3, 4, 5, 6}, B = {2, 4, 6, 8}, and C = {1, 4, 6}, what is A − (B ∩ C)?
Class 10 · Mathematics
→If A = {1, 2, 4, 6}, B = {2, 3, 6, 8}, and C = {2, 6, 9}, what is (A ∪ B) ∩ C?
Class 10 · Mathematics
→If A = {1, 2, 3, 4, 5, 6}, B = {2, 3, 5}, and C = {3, 4, 6}, what is (A − B) ∩ C?
Class 10 · Mathematics
→If A = {x : x ∈ N and x is a factor of 18} and B = {2, 3, 6, 9}, what is A − B?
Class 10 · Mathematics
→If A = {x : x ∈ N and x is a factor of 12} and B = {1, 2, 3, 5}, what is A ∩ B?
Class 12 · Mathematics
→In a survey, 28 students use the bus, 14 use a bicycle, and 9 use both methods. How many use only a bicycle?
Class 10 · Mathematics
→In a group, 30 students like tea, 25 like coffee, and 12 like both. How many students like only tea?
Class 10 · Mathematics
→In a class, 22 students like drawing, 16 like music, and 6 like both. How many students like at least one activity?
Class 10 · Mathematics
→If A = {p, q, r} and B = {q, r, s}, what is A ∪ (A ∩ B)?
Class 10 · Mathematics
→If A = {5, 6, 7} and B = {6, 7, 8, 9}, what is A ∩ (A ∪ B)?
Class 10 · Mathematics
→If A = {1, 2, 3, 4} and B = {2, 4, 6}, what is A ∩ (A − B)?
Class 10 · Mathematics
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