Question

How many cubes of 5 cm are equivalent in volume to a 15 cm cube?

Answer 1

Volume of 15 cm cube = $(15\times 15\times 15){\mathrm{cm}}^3\mathrm{Volume}\mathrm{of}5\mathrm{cm}\mathrm{cube}=(5\times 5\times 5){\mathrm{cm}}^3\mathrm{Number}\mathrm{of}5\mathrm{cm}\mathrm{cubes}\mathrm{that}\mathrm{can}\mathrm{be}\mathrm{accomodated}=\frac{15\times 15\times 15}{5\times 5\times 5}=3\times 3\times 3=27$