# Worksheet: Empty Set

Q1:

What is ?

• A0
• B
• C
• D

Q2:

Find .

• A
• B
• C
• D

Q3:

Find .

• A
• B
• C
• D

Q4:

What is ?

• A0
• B
• C
• D

Q5:

Given that , find .

• A
• B
• C
• D

Q6:

Given that , find .

• A
• B
• C
• D

Q7:

Find .

• A
• B
• C
• D

Q8:

What is ?

• A0
• B
• C
• D

Q9:

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 whole numbers between (but not including) 5 and 6
• Cthe set of even numbers between (but not including) 5 and 6
• Dthe set of odd numbers between (but not including) 5 and 27

Q10:

Which of the following choices is an empty set?

• Athe set of odd numbers between (but not including) 37 and 57
• Bthe set of even numbers between (but not including) 37 and 57
• Cthe set of whole numbers between (but not including) 37 and 57
• Dthe set of odd numbers between (but not including) 49 and 51

Q11:

What is ?

• A0
• B
• C
• D

Q12:

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

• ANot null
• BNull

Q13:

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

• A
• B
• C
• D

Q14:

Given , find the value of .

Q15:

Use , , or to fill in the gap:

• A
• B
• C
• D