Level 1
Find the following values without a calculator.

  1. 115 km = ______m
  2. 234 m = _____ cm
  3. 4410 kg = _____ g
  4. 738 ℓ = _____ mℓ
2 m
Level 1
Tom is 72 kg. Alice's mass is 79 of Tom's mass. What is their average mass?
2 m
Level 1
There are 3 boxes. The mass of Box A is 3.4 kg, the mass of Box B is 5.8 kg and the mass of Box C is 4.2 kg. Which box has its mass nearest to the average mass of the 3 boxes? Give the letter only for the answer.
2 m
Level 2
The mass of a box containing 8 durians is 28.9 kg. Given that the mass of the empty box is 1.7 kg, what is the average mass of the 8 durians?
2 m
Level 2
Jason joined Zumba Fitness Club three years ago when he weighed 84 kg 400 g. Given that he lost an average of 3 kg 500 g every year, how much does he weigh now? (Give the answer in kg and g.)
2 m