# Worksheet: Empty Set

In this worksheet, we will practice defining the empty set and using its properties to solve problems including operations on sets.

Q1:

What is ?

• A
• B0
• C
• D

Q2:

Find .

• A
• B
• C
• D

Q3:

Which of the following choices is NOT an empty set?

• AThe set of odd numbers between (but not including) 5 and 6
• BThe set of even numbers between (but not including) 5 and 6
• CThe set of odd numbers between (but not including) 5 and 27
• DThe set of whole numbers between (but not including) 5 and 6

Q4:

Is the set of the months of the year null or not?

• ANull
• BNot null

Q5:

Find .

• A
• B
• C
• D

Q6:

What is ?

• A
• B
• C
• D0

Q7:

What is ?

• A
• B
• C
• D0

Q8:

What is ?

• A
• B0
• C
• D

Q9:

Find .

• A
• B
• C
• D

Q10:

Use , , or to fill in the gap:

• A
• B
• C
• D

Q11:

Given , find the value of .

Q12:

Given that , find .

• A
• B
• C
• D

Q13:

Given that is a subset of the universal set , what is ?

• A
• B
• C
• D

Q14:

Given that , find .

• A
• B
• C
• D

Q15:

Which of the following choices is NOT an empty set?

• AThe set of odd numbers between (but not including) 6 and 7
• BThe set of even numbers between (but not including) 6 and 7
• CThe set of whole numbers between (but not including) 6 and 22
• DThe set of whole numbers between (but not including) 6 and 7