Q. The value of  (0.1 x 0.1 x 0.1 0.02 x 0.02 x 0.02 )/(0.2 x 0.2 x 0.2 0.04 x 0.04 x 0.04) is:

1. 0.0125
2. 0.125
3. 0.25
4. 0.5