Level 2
A rectangular tank measuring 30 cm by 12 cm by 16 cm was completely filled with water. After some water was poured out from the tank, the height of the water decreased from 16 cm to 11 cm. How much water was poured out from the tank?
3 m
Level 2
The tank measuring 42 cm by 20 cm by 12 cm was 15 filled with water. After some water was added into the tank, the tank became 34 full. How much water was added to the tank?
3 m
Level 3
Tank L is a cubical container of edge 28 cm. It is completely filled with water. Tank M is a rectangular tank measuring 54 cm by 24 cm by 25 cm. It is filled with water flowing from a tap at a rate of 1.3 ℓ per minute. 5 minutes later, the tap is turned off.
  1. Find the volume of water in Tank M after 5 minutes. Give your answer in litres.
  2. All the water in Tank L is then poured into Tank M without spilling. How much more water is needed to fill Tank M completely? Give your answer in litres.
4 m
Level 3
Container A measures 28 cm by 20 cm by 14 cm was 34 filled with water. When the water was poured into Container B, it was 14 full. Find the base area of Container B if its height was 20 cm.
3 m
Level
A rectangular tank 40 cm long, 20 cm wide and 36 cm high was 56 filled with water.
  1. What was the volume of the water in the tank in litres?
  2. A tap was used to drain the water from the tank at a rate of 4 ℓ per minute. The tap was turned off when the tank was 13 filled with water. How long did it take to drain the water?
4 m