\[\boxed{\mathbf{99\ (99)}\mathbf{.}\mathbf{\ }Еуроки\ - \ ДЗ\ без\ мороки}\]
\[1)\ 53 - 48,\ 184 = 4,816\]
\[2)\ 6,29\ :0,85 = 629\ :85 = 7,4\]
\[3)\ 4,816\ :5,6 = 48,\ 16\ :56 =\]
\[= 0,86\]
\[4)\ 7,\ 4 + 0,86 = 8,26\]
\[1)\ 1,\ 9218 - 0,8118 = 1,\ 11\]
\[2)\ 5,33\ :0,65 = 533\ :65 = 8,2\]
\[3)\ 1,11\ :3 = 0,37\ \]
\[4)\ 8,2 - 0,37 = 7,83\]
\[\boxed{\mathbf{99}.}\]
\[360 + (360 - a) =\]
\[= 360 + 360 - a = 720 - a\]
\[a = 70:\]
\[720 - 70 = 650\ (р.) - стоят\ \]
\[книга\ и\ журнал\ вместе.\]
\[Ответ:650\ р.\]