0,3:0,1

It seems like you are presenting a ratio of two numbers: 0.3 and 0.1.

To simplify the ratio of 0.3 to 0.1, you can divide both numbers by the smaller number, which is 0.1:

0.3 ÷ 0.1 = 3
0.1 ÷ 0.1 = 1

Thus, the simplified ratio of 0.3 to 0.1 is 3:1.

If you have a specific context or a different question related to this ratio, please let me know!