Mathematics
Equal sets and Subsets
Practice questions
If \(A=\{1,2,3\}\) and \(B=\{2,3,4\}\), which statement is correct?If \(A=\{x\mid x\text{ is a positive multiple of }6\text{ less than }30\}\) and \(B=\{6,12,18,24\}\), which statement is correct?If \(A=\{5,10,15\}\) and \(B=\{x\mid x\text{ is a positive multiple of }5\text{ less than }20\}\), what is the relation between A and B?If A = {1, 2, 3, 4, 5, 6}, how many three-element subsets of A must contain 1?If A = {x : x ∈ Z and |x| ≤ 2}, which of the following is a subset of A?If A = {1, 2, 3, 4}, B = {2, 4}, and C = {1, 3}, which statement is true?If A = {x : x ∈ ℕ, x² − 7x + 12 = 0} and B = {3, 4}, which statement is correct?If A ⊆ B, B ⊆ C, and A = C, which conclusion about A, B, and C is correct?Which statement is correct for A = {x : x² = 16} and B = {−4, 4}?If A = {2, 4, 6, 8} and B = {x : x is a positive even integer less than 10}, which option is correct?If A = ∅ and B = {0}, which option is correct?If A = {2, 3, 5, 7} and B = {x : x is a prime digit less than 10}, which option is correct?If A = {x : x is a solution of x² - 5x + 6 = 0} and B = {2, 3}, which statement is true?If A = {1, 2, 3} and B = {1, 2, 3, 4}, what is true about A ⊂ B?If A = {x : x is a positive divisor of 20} and B = {1, 2, 4, 5, 10, 20}, what is the relation between A and B?If A = {a, a, b, b, c} and B = {a, b, c}, what is the correct relation?If A = {x : x is a positive multiple of 3 and x < 15} and B = {3, 6, 9, 12}, which conclusion is correct?If A = {1, 2}, B = {1, 2, 3}, and C = {1, 2, 3, 4}, which statement is correct?If A = {1, 2, 3} and B = {1, 2, 3, {1}}, what is the relation between A and B?If \(A=\{x\mid x\) is a natural-number solution of \(x^2-4=0\}\) and \(B=\{2\}\), which option is correct?