Question
David has 24 cubes of edge 5 cm. He uses all the cubes to make a cuboid that has a square base as shown.
  1. What is the height of the cuboid?
  2. If he wants to build a big cube of side 25 cm, how many more 5-cm cubes will he need?
4 m
(a)

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(b)

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David has 24 cubes of edge 5 cm. He uses all the cubes to make a cuboid that has a square base as shown.
  1. What is the height of the cuboid?
  2. If he wants to build a big cube of side 25 cm, how many more 5-cm cubes will he need?