2324 e-practice 2 (P4)

Identify the common factors of 12 and 18.

• 4, 5, 7, 9

• 10, 15, 20, 25

• 8, 9, 10, 11

• 1, 2, 3, 6

Find the common factors of 24 and 36.

• 5, 10, 15, 20, 25 and 30

• 3, 6, 9, 12, 15 and 18

• 1, 2, 3, 4, 6, and 12

• 1, 2, 4, 8, 16 and 24

What are the first 5 common multiples of 4 and 6?

• 10, 20, 30, 40, 50

• 18, 36, 54, 72, 90

• 15, 30, 45, 60, 75

• 12, 24, 36, 48, 60

List the common multiples of 8 and 10 up to 50.

• 40

• 15

• 25

• 30

Calculate the H.C.F. of 16 and 24.

• 8

• 12

• 20

• 4

Determine the highest common factor of 30 and 45.

• 15

• 25

• 20

• 10

Find the L.C.M. of 9 and 15.

• 45

• 12

• 30

• 24

What is the least common multiple of 12 and 18?

• 24

• 42

• 30

• 36

If you are facing South, in which direction is your left hand pointing?

• North

• Up

• West

• East

If you are facing northeast, in which direction is at your back?

• Southwest
• West
• East
• North