§ Задание 677
\[\boxed{\ \mathbf{677\ (677)}.\ Еуроки\ - \ ДЗ\ без\ мороки}\]
\[\textbf{а)}\frac{1}{3}\]

\[\textbf{б)}\frac{3}{5}\]

\[\textbf{в)}\frac{7}{15}\]

\[\textbf{г)}\frac{9}{14}\]

\[\textbf{д)}\frac{5}{24}\]

\[\boxed{\ \mathbf{677\ (677)}.\ Еуроки\ - \ ДЗ\ без\ мороки}\]
\[\textbf{а)}\frac{1}{3}\]

\[\textbf{б)}\frac{3}{5}\]

\[\textbf{в)}\frac{7}{15}\]

\[\textbf{г)}\frac{9}{14}\]

\[\textbf{д)}\frac{5}{24}\]


\[\boxed{\mathbf{677}.}\]
\[347*\]
\[* = 4.\]