Question

0,2106 : 3,90,04 : 2,5

Answer 1

1. 0,2106 : 3,9 = 0.054
2. 0,04 : 2.5 = 0.016

Answer 2

The expression "0,2106 : 3,90,04 : 2,5" appears to be a series of numbers separated by colons. To make sense of this, we need to determine the pattern or operation that is being applied to these numbers. Without additional context or information, it's challenging to interpret this sequence.

If you can provide more context or explain what this sequence represents, I'd be happy to help further.