Question 1

What is the least common multiple (LCM) of 6 and 9?

Accepted Answer

18

Answer

27

Answer

15

Answer

3

Question 2

What is the greatest common factor (GCF) of 12 and 18?

Accepted Answer

6

Answer

9

Answer

3

Answer

15

Question 3

What is the greatest common factor (GCF) of 24 and 36?

Accepted Answer

12

Answer

30

Answer

6

Answer

18

Question 4

What is the least common multiple (LCM) of 3 and 8?

Accepted Answer

24

Answer

6

Answer

12

Answer

18

Question 5

What is the least common multiple (LCM) of 10 and 12?

Accepted Answer

60

Answer

30

Answer

15

Answer

45

Question 6

What is the greatest common factor (GCF) of 27 and 45?

Accepted Answer

9

Answer

6

Answer

12

Answer

15

Question 7

What is the greatest common factor (GCF) of 10 and 15?

Accepted Answer

5

Answer

2

Answer

12

Answer

8

Question 8

What is the greatest common factor (GCF) of 16 and 24?

Accepted Answer

8

Answer

18

Answer

4

Answer

12

Question 9

What is the least common multiple (LCM) of 7 and 9?

Accepted Answer

63

Answer

45

Answer

21

Answer

14

Question 10

What is the least common multiple (LCM) of 4 and 5?

Accepted Answer

20

Answer

8

Answer

10

Answer

15

Question 11

What are the factors of 12?

Accepted Answer

1, 2, 3, 4, 6, 12

Answer

1, 2, 6, 9, 10

Answer

2, 5, 6, 9, 12

Answer

1, 3, 4, 8, 12

Answer

3, 5, 7, 11, 12

Question 12

What are the factors of 16?

Accepted Answer

1, 2, 4, 8, 16

Answer

2, 4, 6, 10, 12

Answer

3, 4, 6, 9, 16

Answer

1, 3, 5, 7, 16

Answer

1, 2, 8, 10, 16

Question 13

What are the factors of 20?

Accepted Answer

1, 2, 4, 5, 10, 20

Answer

3, 5, 7, 10, 15, 20

Answer

1, 3, 6, 9, 15, 20

Answer

2, 3, 6, 9, 12, 20

Answer

1, 2, 3, 4, 8, 20

Question 14

What are all the factors of 15?

Accepted Answer

1, 3, 5, 15

Answer

1, 2, 4, 8, 15

Answer

3, 5, 8, 12, 15

Answer

1, 5, 10, 15, 30

Answer

2, 3, 7, 14, 15

Question 15

What is the least common multiple of 6 and 9?

Accepted Answer

18

Answer

12

Answer

24

Answer

27

Answer

15

Question 16

Which of the following is a multiple of both 4 and 6?

Accepted Answer

12

Answer

10

Answer

18

Answer

14

Question 17

What is the least common multiple of 5 and 7?

Accepted Answer

35

Answer

45

Answer

12

Answer

21

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