The value of ( 0.1 × 0.1 × 0.1 + 0.02 × 0.02 × 0.020.2 × 0.2 × 0.2 + 0.04 × 0.04 × 0.04 ) is :

Answer: Option C

Given expression :
$$\begin{array}{rl}& =\frac{{\left(0.1\right)}^3+{\left(0.02\right)}^3}{2^3\left[{\left(0.1\right)}^3+{\left(0.02\right)}^3\right]}\\ & =\frac{1}{8}\\ & =0.125\end{array}$$