\[\boxed{\mathbf{104.}}\]
\[Всего\ исходов:6.\]
\[\textbf{а)}\ 3 + 6:\]
\[\frac{1}{6}.\]
\[\textbf{б)}\ 3 + 5;\ 3 + 6:\]
\[\frac{2}{6} = \frac{1}{3}.\]
\[\textbf{в)}\ Получить\ невозможно:\]
\[0.\]
\[\textbf{г)}\ 3 + 1:\]