# Worksheet: Elements of a Set

In this worksheet, we will practice finding the elements of a given set and determining whether given elements belong to a certain set.

Q1:

Use or to fill in the gap:

• A
• B

Q2:

Use or to fill in the gap:

• A
• B

Q3:

Use or to fill in the gap:

• A
• B

Q4:

If , what numbers can NOT be?

• A6, 8
• B8
• C6, 1
• D1, 6, 8

Q5:

Use or to fill in the gap:

• A
• B

Q6:

Use or to fill in the gap:

• A
• B

Q7:

Given that belongs to the set of odd numbers, and , find .

• A
• B
• C
• D
• E

Q8:

Use or to fill in the gap:

• A
• B

Q9:

Does 368 belong to the set ?

• AYes
• BNo

Q10:

Use or to fill in the blank: {Daniel}.

• A
• B

Q11:

Use or to fill in the gap:

• A
• B

Q12:

Use or to fill in the blank: o {David}.

• A
• B

Q13:

Use or to fill in the blank: h {Jacob}.

• A
• B

Q14:

If is the set of digits of the number 64,764, list the elements of .

• A
• B
• C
• D

Q15:

Does 2 belong to the set of all prime numbers?

• Ayes
• Bno

Q16:

The set represents the digits of the number 2,383. What is ?

• A
• B
• C
• D
• E

Q17:

Does 100 belong to the set of multiples of 10?

• Ano
• Byes

Q18:

If , what is ?

Q19:

Does 49 belong to the set of all even numbers less than 46?

• ANo
• BYes

Q20:

Use or to fill in the gap:

• A
• B

Q21:

Is the set of odd numbers finite, infinite, or null?

• Anull
• Bfinite
• Cinfinite

Q22:

Use or to fill in the blank: d {Mohamed}.

• A
• B

Q23:

Does 55 belong to the set ?

• AYes
• BNo

Q24:

Use or to fill in the blank: m {Mohamed}.

• A
• B

Q25:

Does 2 belong to the set of digits of the number 221?

• AYes
• BNo