Level 3
The mass of a basket with 2 papayas is 3 kg 20 g. The mass of the basket with 5 papayas is 5 kg 60 g. What is the mass of the empty basket? Express the answer in kg and g.
4 m
Level 3
The mass of a container and 2 metal balls is 2 kg 100 g. The mass of the same container and 5 similar metal balls is 3 kg 750 g.
  1. What is the mass of each metal ball in g?
  2. What is the mass of the container in kg?
4 m
Level 2
A + A + B = 5687
A + B = 2143
A = ?
4 m