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Cardinality
Class 10 Mathematics के इस tag से जुड़े questions।
Class 10 · Mathematics
→If n(U) = 75, n(A) = 28, n(B) = 35, and n(A ∪ B) = 50, what is n((A' ∩ B')')?
Class 10 · Mathematics
→If U = {1, 2, ..., 54}, A = {x : x ∈ U and 6 divides x}, and B = {x : x ∈ U and 9 divides x}, what is n(A′ ∩ B)?
Class 10 · Mathematics
→If U = {1, 2, ..., 32} and A = {x : x ∈ U, x is even}, how many ordered pairs are in A' × A'?
Class 10 · Mathematics
→If \(U=\{1,2,\ldots,60\}\), \(A=\{x:x\in U,2\mid x\}\), and \(B=\{x:x\in U,3\mid x\}\), what is \(n(A'\cap B')\)?
Class 10 · Mathematics
→If n(U) = 300, n(A') = 120, n(B') = 150, and n(A' ∪ B') = 210, what is n(A ∪ B)?
Class 10 · Mathematics
→If U = {x ∈ Z : -5 ≤ x ≤ 15} and A = {x ∈ U : x ≡ 2 (mod 5)}, what is n(A')?
Class 10 · Mathematics
→If U = {x : x ∈ ℕ, x ≤ 84}, A = {x : x ∈ U, 6 divides x}, and B = {x : x ∈ U, 14 divides x}, what is n(A′ ∩ B′)?
Class 10 · Mathematics
→Let U = {x ∈ ℤ | 1 ≤ x ≤ 30} and A = {x ∈ U | x ≡ 1 (mod 4)}. What is n(A′), the number of elements in the complement of A with respect to U?
Class 10 · Mathematics
→For a universal set U, if n(U)=200, n(A′)=76, n(B′)=89, and n(A′∩B′)=31, what is n((A∩B)′)?
Class 10 · Mathematics
→If U={1,2,…,14} and A={2,4,6,8,10,12,14}, how many ordered pairs are in A′×A?
Class 10 · Mathematics
→Let U = {x ∈ ℕ : x ≤ 32} and A = {x ∈ U : x = 2^k for some k ∈ ℕ₀}. What is n(A′)?
Class 10 · Mathematics
→If U = {1, 2, …, 36}, A = {x ∈ U : 2 divides x}, and B = {x ∈ U : 3 divides x}, what is n(A' ∩ B)?
Class 10 · Mathematics
→If U = {1, 2, …, 100} and A = {x ∈ U : 8 divides x}, what is n(A')?
Class 10 · Mathematics
→If U = {1, 2, …, 90}, A = {x ∈ U : 6 divides x}, and B = {x ∈ U : 10 divides x}, what is n((A ∩ B)')?
Class 10 · Mathematics
→If U = {1, 2, ..., 70}, A = {x ∈ U : 2 divides x}, and B = {x ∈ U : 7 divides x}, what is n((A − B)′)?
Class 10 · Mathematics
→If U = {1, 2, ..., 45}, A = {x ∈ U : 3 divides x}, and B = {x ∈ U : 5 divides x}, what is n(A′ ∪ B′)?
Class 10 · Mathematics
→If A ⊆ B ⊆ U, n(U) = 150, n(A) = 64, and n(B) = 97, what is n(A′ ∩ B)?
Class 10 · Mathematics
→If A ⊆ B ⊆ U, n(U) = 90, n(B) = 54, and n(A) = 31, what is n(A′ ∩ B)?
Class 10 · Mathematics
→If U = {x : x ∈ ℤ, −10 ≤ x ≤ 10} and A = {x : x ∈ U and |x| ≤ 3}, what is n(A')?
Class 10 · Mathematics
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