# Worksheet: Subsets of a Set

Q1:

Given that and , what is the relation between and ?

• A
• B
• C
• D

Q2:

Which of the following is true?

• A
• B

Q3:

Given that the set of digits of 7β233, find the value of .

Q4:

If , what are the possible values of ?

• A can be any number other than 47.
• B20 or 18 or 9
• C9
• D can be any number other than 20, 18, and 9.

Q5:

Given that , find the value of .

Q6:

Given that , find the value of .

Q7:

Which of the following is true?

• A
• B
• C

Q8:

Use or to complete the following: .

• A
• B

Q9:

Pick the true statement.

• A
• B
• C
• D

Q10:

, , and is the set of digits of the number 547. which statement is correct?

• A ,
• B ,
• C ,
• D ,

Q11:

If , what are the possible values of ?

• A6
• B6 or 5
• C can be any number other than 11.
• D can be any number other than 6 or 5.
• E can be any number other than 1.

Q12:

Use or to fill in the gap: the set of odd numbers.

• A
• B

Q13:

Use or to fill in the gap: .

• A
• B

Q14:

Fill in the blank using or : .

• A
• B

Q15:

Given that and , find the value of .

• A
• B
• C or
• D
• E or

Q16:

Pick the true statement.

• A
• B
• C
• D

Q17:

Find all the subsets of .

• A , ,
• B , ,
• C , , ,
• D , , ,
• E , , , , ,

Q18:

Use or to fill in the gap: .

• A
• B

Q19:

Use or to fill in the gap: If and , then .

• A
• B

Q20:

Given that , find the value of .

• A127
• B28
• C271
• D1 or 27
• E127 or 271

Q21:

Use or to fill in the gap:

• A
• B

Q22:

Find all the subsets of the set of the letters of .

• A , ,
• B , ,
• C , , ,
• D , , ,
• E , , , , ,

Q23:

Given that , find all its subsets.

• A ,
• B , ,
• C ,
• D ,

Q24:

Given that , what are the possible values for and ?

• A ,
• B or ,
• C ,
• D or ,

Q25:

Find a subset of .

• A
• B
• C
• D