\[\boxed{\mathbf{253\ (253)}\mathbf{.}\mathbf{\ }Еуроки\ - \ ДЗ\ без\ мороки}\]
\[1)\ \frac{8}{19} < \frac{x}{19} < 1\ \ \ \ \]
\[x = 9,\ 10,\ 11,\ 12,\ 13,\ 14,\ 15,\ 16,\ \]
\[17,\ 18.\]
\[2)\ \frac{1}{3} < \frac{x}{18} < \frac{5}{6}\text{\ \ \ }\]
\[\frac{6}{18} < \frac{x}{18} < \frac{15}{18}\text{\ \ \ \ }\]
\[x = 7,\ 8,\ 9,\ 10,\ 11,\ 12,\ 13,\ 14.\]