2 1/9 · 5 1/4 =

\(2\frac{1}{9}=\frac{19}{9}\), \(5\frac{1}{4}=\frac{21}{4}\).

\(\frac{19}{9}\cdot\frac{21}{4}=\frac{133}{12}=11\frac{1}{12}\).

Ответ: 11 1/12.