\[\boxed{\mathbf{614\ (614)}\mathbf{.}\mathbf{\ }Еуроки\ - \ ДЗ\ без\ мороки}\]
\[1)\ 12\ :2 = 42\ :7\]
\[6 = 6\]
\[Можно.\]
\[2)\ 1,6\ :0,2 = 0,72\ :0,09\]
\[16\ :2 = 72\ :9\]
\[8 = 8\]