waecmaths question:
A rectangular packet has inner dimension 16cm by 12cm by 6cm. How many cubes of sugar of sides 2cm can be nearly packed into the pack
Option A:
90
Option B:
144
Option C:
150
Option D:
288
waecmaths solution:
$\begin{align} & \text{Volume of the packet}=16\times 12\times 6c{{m}^{3}}=1152c{{m}^{3}} \\ & \text{Volume of the cube of a sugar}={{2}^{3}}=8c{{m}^{3}} \\ & \text{Number of cubes of sugar in the packet}=\frac{1152}{8}=144cubes \\\end{align}$
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