Level 3 PSLE
There was a total of 22 000 cm3 of water in rectangular tanks A and B at first. The height of the water level in tank B was 6 cm above that of tank A.
  1. Find the height of the water level in tank X.
  2. Ann poured 4200 cm3 of water out of tank Y. Tank Y was then half filled with water. What was the height of tank Y?
5 m
Level 3
Figure A shows a rectangular container filled with some water and 8 identical blocks. The base area of the rectangular container is 448 cm2. Figure B shows the same container being turned upright. Find the volume of water in the container.
5 m
Level 3
Becky filled a rectangular container which had a base area of 40 cm2 and a height of 25.2 cm with water. Then, she placed 8 identical metal cubes into this container. As a result, the height of the water in the rectangular container increased by 1.6 cm.
  1. What was the length of each side of the metal cube?
  2. After Becky removed the metal cubes from the container, she poured all the water from the container to fill bottles of 0.35 ℓ. What was the maximum number of bottles she could fill?
5 m