Find the approximate change in the volume V of a cube of side $x$ metres caused by increasing the side by $1\%$.

Question

$\begin{array}{1 1} 0.03\; x^3m^3 \\ 0.06\; x^3m^3 \\ 0.05\; x^3m^3 \\ 0.04\; x^3m^3 \end{array}$