1 1/5 · 1 1/2 =

\(1\frac{1}{5}=\frac{6}{5}\), \(1\frac{1}{2}=\frac{3}{2}\).

\(\frac{6}{5}\cdot\frac{3}{2}=\frac{18}{10}=\frac{9}{5}=1\frac{4}{5}\).

Ответ: 1 4/5.