Level 3
Bottle A and Bottle B have a total amount of 1050 mℓ of water. For Bottle B and Bottle C, the total amount of water is 1320 mℓ. The amount of water in Bottle A is 25 the amount of water in Bottle C. What is the average amount of water in the 3 bottles?
3 m
Level 3
220 children are in a school.
14 of the boys and 15 of
the girls wear glasses.
50 children wear glasses.
  1. How many boys are there?
  2. How many girls are there?
  3. How many children do not wear glasses?
3 m
Level 3
Adam and Bryan have a total of $130.
Adam spends 13 of his money and
Bryan spends 12 of his money.
They spend $50 altogether.
  1. How much does Adam have at first?
  2. How much does Bryan have in the end?
3 m
Level 3
The mass of a container when it is 17 full is 6.03 kg. The mass of a container when it is half full is 11.53 kg. What is the mass of the container when it is empty??
4 m
Level 3
2 u + 3 p = 35
3 u + 2 p = 40

Find the following values.
  1. 1 u
  2. 1 p
3 m