16) 3 1/3 : 3/4

\(3\frac{1}{3}=\frac{10}{3}\).

\(\frac{10}{3}:\frac{3}{4}=\frac{10}{3}\cdot\frac{4}{3}=\frac{40}{9}=4\frac{4}{9}\).

Ответ: \(4\frac{4}{9}\).