Which of the following represents the fraction of 0.12?

Which of the following statement(s) is/are correct?
​$$\text{I.} \quad \frac{3}{7} < \frac{5}{9} < \frac{7}{11} \\\text{II.} \quad \sqrt{6} > \sqrt[3]{12}$$​​

Which of the following ratios is the greatest?