1 6) 3:6= -3.17 5:67 5

$$3\frac{1}{5}:6 = \frac{16}{5}:\frac{6}{1} = \frac{16}{5} \cdot \frac{1}{6} = \frac{8}{5} \cdot \frac{1}{3}=\frac{8}{15}$$

Ответ: $$\frac{8}{15}$$