Level 3
A rectangular tank has a volume of 1920 cm3. Given that the ratio of its length to its breadth is 5 : 3 and its height is 8 cm, find the length of the tank.
3 m
Level 2
Mrs Tan had 10 ℓ of orange juice. She used 12 of the orange juice for a picnic and 25 of the remaining orange juice to bake orange-flavoured cookies. How much orange juice did she have left? Give your answer in litres.
2 m
Level 3
Helen used a ribbon of length 1 m 40 cm to tie a cubical gift box with a bow as shown. She used 36 cm of ribbon for the bow. What was the volume of the gift box?
3 m
Level 3
A rectangular tank was 45 filled with water. After 56 litres of water was poured out from the tank, it became 110 full. How many litres of water were there in the tank at first?
3 m
Level 2
The width and height of the cuboid are the same. Its length is twice of its width. Find the volume of the cuboid.
3 m
Level 3
The length of Cube X is 3 times that of the length of Cube Y. The volume of Cube Y is 64 cm3. Find the difference between the volume of the two cubes.
3 m
Level 3
A cuboid has a volume of 300 cm3. Its base is a rectangle which has a perimeter of 32 cm. The ratio of the length to the breadth of the rectangle is 5 : 3. Find its height.
3 m
Level 3
The solid figure is made up of 6 identical cubes of edge 7 cm.
  1. Find the volume of the solid figure.
  2. Find the total surface area of the solid figure.
3 m
Level 3
The area of one face of the wooden cube is 3600 cm2. A carpenter cut the wooden cube into three cuboids of identical size. After gluing the cuboids together to make a solid figure as shown, he painted all the surfaces of the solid figure red. What was the total surface area of the solid figure that had been painted red?
3 m
Level 3
The solid figure is made up of 3-cm cubes.
  1. Find its volume.
  2. If the solid figure is placed on the floor and some paint is poured onto the solid figure such that all the exposed sides are coated with paint, how many cubes will have only two of its faces covered with paint?
3 m