Quiz about Year 7 - Factors, multiples, LCF, HCM, prime numbers

Question 1

Which one is a prime number?

Accepted Answer

5

Answer

0

Answer

1

Answer

8

Question 2

Which one is a prime number?

Accepted Answer

2

Answer

4

Answer

6

Answer

8

Question 3

Which one is a NOT prime number?

Accepted Answer

9

Answer

5

Answer

7

Answer

11

Question 4

Which one is a NOT prime number?

Accepted Answer

15

Answer

13

Answer

17

Answer

19

Question 5

True or false: A prime number has only two factors.

Accepted Answer

True

Answer

False

Question 6

True or false: A composite number has three factors.

Accepted Answer

False

Answer

True

Question 7

True or false: A composite number has more than just itself and the number 1 as factors.

Accepted Answer

True

Answer

False

Question 8

Which of the following numbers are neither prime nor composite numbers?

Accepted Answer

0

Accepted Answer

1

Answer

2

Answer

3

Question 9

Which one is not a factor of 8?

Accepted Answer

0

Answer

1

Answer

2

Answer

4

Question 10

Which one is not a factor of 12?

Accepted Answer

5

Answer

6

Answer

2

Answer

4

Question 11

Which ones are multiples of the number 3?

Accepted Answer

9

Accepted Answer

6

Accepted Answer

24

Answer

22

Question 12

Which one is NOT a multiple of the number 5?

Accepted Answer

36

Answer

10

Answer

15

Answer

25

Question 13

Which one is NOT a multiple of the number 7?

Accepted Answer

29

Answer

21

Answer

14

Answer

35

Question 14

Which one is NOT a multiple of the number 9?

Accepted Answer

89

Answer

27

Answer

45

Answer

54

Question 15

Find the HCF of 20 and 25.

Accepted Answer

5

Answer

1

Answer

2

Answer

7

Question 16

Find the HCF of 12 and 16.

Accepted Answer

4

Answer

1

Answer

2

Answer

3

Question 17

Find the HCF of 44 and 55.

Accepted Answer

11

Answer

4

Answer

5

Answer

1

Question 18

Find the HCF of 9 and 27.

Accepted Answer

9

Answer

1

Answer

3

Answer

27

Question 19

Find the LCM of 3 and 4.

Accepted Answer

12

Answer

6

Answer

8

Answer

14

Question 20

Find the LCM of 6 and 4.

Accepted Answer

12

Answer

6

Answer

8

Answer

24

Question 21

what are the first 5 prime numbers in ascending order?

Accepted Answer

2,3,5,7,11

Answer

2,3,4,5,11

Answer

1,2,3,5,11

Answer

2,3,11,7,5

Question 22

Find the LCM of 12 and 16...

Accepted Answer

48

Answer

36

Answer

64

Answer

96

Question 23

Find the HCF of 12 and 16...

Accepted Answer

4

Answer

2

Answer

6

Answer

8

Question 24

Which of these numbers is not prime?

Accepted Answer

25

Answer

17

Answer

23

Answer

37

Question 25

Which of the following numbers is not composite?

Accepted Answer

61

Answer

24

Answer

40

Answer

66

Question 26

Which is the only prime number that is even?

Accepted Answer

2

Answer

14

Answer

22

Answer

17

Question 27

What are the factors of 11

Accepted Answer

1,11

Answer

11,22,33

Answer

1,2,4,11

Answer

2,11

Question 28

List the first 5 MULTIPLES of 3

Accepted Answer

3, 6, 9, 12, 15

Answer

3, 6 10, 15, 20

Answer

1, 3, 2, 6, 4

Answer

6, 9, 12, 15, 18

Question 29

Which is NOT a MULTIPLE of 6?

Accepted Answer

35

Answer

12

Answer

42

Answer

18

Question 30

Which number is a multiple of 9?

Accepted Answer

18

Answer

3

Answer

26

Answer

32

Question 31

Joe has listed the first 4 multiples of 7 as:
7 14 22 28
Which one is incorrect?

Accepted Answer

22

Answer

7

Answer

14

Answer

28

Question 32

Which is a FACTOR of 15?

Accepted Answer

3

Answer

2

Answer

4

Answer

6

Question 33

Which number is a FACTOR of 16

Accepted Answer

4

Answer

7

Answer

6

Answer

9

Question 34

Which number is a FACTOR of 16

Accepted Answer

4

Answer

7

Answer

6

Answer

9

Question 35

Which is a NOT a FACTOR of 12?

Accepted Answer

5

Answer

1

Answer

3

Answer

12

Question 36

Which is a COMMON FACTOR between 12 and 18?

Accepted Answer

3

Answer

4

Answer

9

Answer

5

Question 37

Which number is COMPOSITE?

Accepted Answer

21

Answer

11 11

Answer

13

Answer

23

Question 38

Is 100 a prime or composite number?

Accepted Answer

Composite

Answer

Prime

Question 39

Which number below is NOT PRIME?

Accepted Answer

18

Answer

2

Answer

11

Answer

13

Year 7 - Factors, multiples, LCF, HCM, prime numbers

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