Mensuration Practice Test 9

Question : 28 of 40

Marks: +1, -0

How many cubes of 3 cm edge can be cut out from a cube of 18 cm edge?

Solution:

Each side of cube = 3 cm
Volume =

a^3

= 3× 3× 3 = 27

cm^3

Each side of the bigger cube = 18 cm
Volume = 18 × 18 × 18 = 5,832

cm^3

Number of cubes =

{5832}/{27}

= 216 cubes

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