6/ 1.4-1.5 GCF and LCM Quiz

What is the greatest common factor of 12 and 18?

• 8

• 6

• 4

• 2

Find the greatest common factor of 24 and 36.

• 6

• 18

• 30

• 12

Determine the greatest common factor of 15 and 25.

• 10

• 5

• 20

• 3

Calculate the greatest common factor of 40 and 60.

• 10

• 30

• 50

• 20

What is the least common multiple of 8 and 12?

• 24

• 28

• 20

• 16

Find the least common multiple of 16 and 24.

Determine the least common multiple of 9 and 15.

• 36

• 18

• 45

• 27

Calculate the least common multiple of 20 and 30.

What is the greatest common factor of 36 and 48?

• 6

• 18

• 24

• 12

Find the least common multiple of 10 and 25.

• 50

• 75

• 100

• 5