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WorksheetsUnderstanding Set Unions
Total questions: 10
Worksheet time: 5mins
What is the union of set A = {1, 2, 3} and set B = {3, 4, 5}?
{2, 5}
{1, 2, 3, 4, 5}
{3, 4}
{1, 2, 3}
If set C = {a, b} and set D = {b, c}, what is C ∪ D?
{a, c}
{a, b, c}
{a, b}
{b, c}
Find the union of the sets {x, y, z} and {y, z, w}.
{x, y, z, w}
{x, y}
{y, z}
{x, w, z}
If E = {1, 2} and F = {2, 3, 4}, what is E ∪ F?
{1, 2, 4}
{1, 3, 4}
{1, 2, 3, 4}
{2, 3}
What does the union of two sets represent?
The union of two sets includes only the common elements.
The union of two sets is the difference between the two sets.
The union of two sets represents all unique elements from both sets.
The union of two sets represents the total number of elements in both sets.
If G = {apple, banana} and H = {banana, cherry}, what is G ∪ H?
{'apple', 'banana', 'cherry'}
{'apple', 'cherry'}
{'banana', 'cherry', 'date'}
{'apple', 'banana'}
Calculate the union of {10, 20, 30} and {30, 40, 50}.
{10, 20, 30}
{10, 20, 30, 40, 50}
{20, 50, 60}
{30, 40}
If I = {red, blue} and J = {green, blue}, what is I ∪ J?
{red, blue, green}
{red, green, blue}
{blue}
{red, green}
What is the result of the union of {1, 2, 3} and the empty set {}?
{1, 2, 3, 4}
{}
{1, 2, 3}
{1, 2, 3, {}}
If K = {x, y} and L = {y, z, x}, what is K ∪ L?
{x, y, z}
{x, y}
{x, z}
{y, z}
