Other questions in this quiz

2. What is the highest common factor of 45 and 36?

  • 18
  • 3
  • 9
  • 5

3. What is the lowest common multiple of 9 and 12?

  • 54
  • 36
  • 3
  • 108

4. A cleaner has to clean a room with an area of 60m^2. He starts cleaning at 9:00am. It takes him 48 minutes to clean 15m^2. He carries on this pace until he finishes. At what time can the cleaner finish cleaning the room?

  • 12:32pm
  • 12:12pm
  • 12:12am
  • 12:32am

5. What is 45 written as a product of prime factors?

  • 5 x 3 x 3
  • 5 x 9
  • 3 x 3 x 5
  • 1 x 45

Comments

No comments have yet been made

Similar Mathematics resources:

See all Mathematics resources »See all Number resources »