# Worksheet: Universal Set

In this worksheet, we will practice finding the suitable universal set for two or more given sets.

Q1:

What is the name we give to the set which contains all elements and of which all other sets are subsets?

• AOdd numbers set
• BUniversal set
• CEven numbers set
• DPrime numbers set

Q2:

If is the set of math teachers in a school and is the set of science teachers in the school, which of the following could be the universal set that contains and ?

• A is the set of science teachers in the school.
• B is the set of all teachers in the school.
• C is the set of math teachers in the school.

Q3:

If , which of the following is a suitable universal set?

• A is the set of states of America.
• B is the set of states of Australia.
• C is the set of provinces of Canada.
• D is the set of states of Germany.

Q4:

Given that , , and and are subsets of some universal set , which of the following could be true?

• A
• B
• C
• D

Q5:

If , and are subsets of a universal set , which of the following could describe ?

• A
• B
• C
• D
• E

Q6:

Given that , , and and are subsets of some universal set , which of the following could be true?

• A
• B
• C
• D

Q7:

If , and are subsets of a universal set , which of the following could describe ?

• A
• B
• C
• D
• E

Q8:

If , , and , where is the universal set, what is ?

• A
• B
• C
• D
• E

Q9:

If , what is ?

• A
• B
• C
• D

Q10:

Using the Venn diagram, find . • A
• B
• C
• D
• E

Q11:

If , , and are all subsets of a universal set , which Venn diagram represents these sets? • A(c)
• B(d)
• C(a)
• D(b)