ZM Homework - Week 3

Which of the following is a composite number?

• 12

• 7

• 1

• 2

What does the number 12 represent in the diagram?

• A composite number

• A prime number

• The largest number

• A factor of 7

What does it mean for a number to be prime?

• It has only two factors: 1 and itself.

• It is an even number.

• It can be divided by 10.

• It ends in 5.

According to the divisibility rules, how can you check if a number is divisible by 2?

• The last digit is 0, 2, 4, 6, or 8.

• The sum of the digits is 2.

• The number is odd.

• The last digit is 5.

Which of the following is a square number?

• 36

• 48

• 30

• 20

Which of the following is NOT a square number?

• 48

• 49

• 36

• 16

What is the value of 2 squared (2²)?

• 4

• 2

• 6

• 8

What is the value of 12²?

• 144

• 24

• 122

• 112

What is the value of 3²?

• 9

• 6

• 12

• 8

Which of the following is a square number?

• 16

• 18

• 20

• 22