2) 1 1/6 · 1 1/2 =

\(1\frac{1}{6}=\frac{7}{6}\), \(1\frac{1}{2}=\frac{3}{2}\).

\(\frac{7}{6}\cdot\frac{3}{2}=\frac{21}{12}=\frac{7}{4}=1\frac{3}{4}\).

Ответ: 1\(\frac{3}{4}\)