$$\frac{6}{5}:\frac{2}{15}=$$

$$\frac{6}{5}\times\frac{15}{2}=$$

$$\frac{6}{2}\times\frac{15}{5}=$$

$$\frac{\cancelto{3}{6}}{\cancelto{1}{2}}\times\frac{\cancelto{3}{15}}{\cancelto{1}{5}}=$$

$$3\times3=$$

$$9$$