\[\left( \frac{19^{\backslash 3}}{8} + \frac{11^{\backslash 2}}{12} \right)\ :\frac{5}{48} =\]
\[= \frac{57 + 22}{24} \cdot \frac{48}{5} = \frac{79 \cdot 2}{5} =\]
\[= \frac{158}{5} = 31,6.\]