Ответ:
\[\frac{11}{18}+\frac{2}{9}=\frac{11}{18}+\frac{4}{18}=\frac{15}{18}=\frac{5}{6}.\]
\[\left(\frac{5}{6}\right):\frac{5}{48}=\frac{5}{6}\cdot\frac{48}{5}=8.\]
Ответ: 8.
\[\frac{11}{18}+\frac{2}{9}=\frac{11}{18}+\frac{4}{18}=\frac{15}{18}=\frac{5}{6}.\]
\[\left(\frac{5}{6}\right):\frac{5}{48}=\frac{5}{6}\cdot\frac{48}{5}=8.\]
Ответ: 8.