Other questions in this quiz

2. Round 455,782 to 2 significant figures.

  • 460,000
  • 450,000
  • 456,000
  • 455,000

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

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

4. what is 7.2 / 0.4?

  • 1.2
  • 1.8
  • 18
  • 12

5. 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?

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

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