\[\boxed{\mathbf{294.}}\]
\[Всего\ клеток\ на\ шахматной\ \]
\[доске:\]
\[N = 64.\]
\[\textbf{а)}\ \frac{7}{64}.\]
\[\textbf{б)}\ \frac{7}{64}.\]
\[\textbf{в)}\ \frac{11}{64}.\]
\[\textbf{г)}\ \frac{9}{64}.\]
\[\textbf{д)}\ \frac{13}{64}.\]
\[\textbf{е)}\ \frac{9}{64}.\]