\[\boxed{\text{5.467.}}\]
\[\textbf{а)}\ \frac{3}{5} \cdot \frac{4}{3} = \frac{4}{5}\]
\[\frac{3}{5} < \frac{4}{5}\]
\[\textbf{б)}\ \frac{2}{5} \cdot \frac{9}{8} = \frac{9}{20}\]
\[\frac{2}{5} = \frac{8}{20} < \frac{9}{20}\]
\[\textbf{в)}\ \frac{4}{11} \cdot 11 = 4\]
\[\frac{4}{11} < 4\]
\[\textbf{г)}\ \frac{1}{8} \cdot \frac{16}{5} = \frac{2}{5}\]
\[\frac{1}{8} = \frac{5}{40} < \frac{2}{5} = \frac{16}{40}\]
\[\textbf{д)}\ \frac{11}{20} \cdot 5 = \frac{11}{4} = 2\frac{3}{4}\]
\[\frac{11}{20} < 2\frac{3}{4}\]
\[\textbf{е)}\ 1 \cdot \frac{13}{7} = \frac{13}{7} = 1\frac{6}{7}\]
\[1 < 1\frac{6}{7}\]
\[Число\ при\ умножении\ на\ \]
\[неправильную\ дробь\ \]
\[увеличивается.\]