\[\boxed{\mathbf{1138\ (1138)}.\ Еуроки\ - \ ДЗ\ без\ мороки}\]
\[1)\ 62 - 48 = 16\ (коробок) - на\ \]
\[столько\ в\ воскресенье\ больше.\]
\[2)\ 120\ :16 = 7,5\ (кг) - конфет\ \]
\[в\ одной\ коробке.\]
\[3)\ 46 \cdot 7,5 = 345\ (кг) -\]
\[продали\ в\ субботу.\]
\[4)\ 345 + 120 = 465\ (кг) -\]
\[продали\ в\ воскресенье.\]
\[Ответ:345\ кг\ и\ 465\ кг.\]
\[\boxed{\mathbf{1138}\mathbf{.}\mathbf{\ }}\]
\[1)\ 12\ :3\frac{3}{8} - 1\frac{1}{4}\ :\frac{15}{32} =\]
\[= 12\ :\frac{27}{8} - \frac{5}{4}\ :\frac{15}{32} =\]
\[= \frac{12 \cdot 8}{1 \cdot 27} - \frac{5 \cdot 32}{4 \cdot 15} =\]
\[= \frac{32}{9} - \frac{8^{\backslash 3}}{3} = \frac{32 - 24}{9} = \frac{8}{9}\]
\[2)\ 1\frac{31}{35}\ :\left( 2 - \frac{8}{9}\ :1\frac{19}{45} \right) =\]
\[= \frac{66}{35}\ :\left( 2 - \frac{8}{9}\ :\frac{64}{45} \right) =\]
\[= \frac{66}{35}\ :\left( 2 - \frac{8 \cdot 45}{9 \cdot 64} \right) =\]
\[= \frac{66}{35}\ :\left( \frac{16}{8} - \frac{5}{8} \right) = \frac{66}{35}\ :\frac{11}{8} =\]
\[= \frac{66}{35} \cdot \frac{8}{11} = \frac{66 \cdot 8}{35 \cdot 11} = \frac{48}{35} = 1\frac{13}{35}\]
\[3)\ \left( 1\frac{1}{35}\ :\frac{4}{5} - 1\frac{8}{35} \right) \cdot 3\frac{1}{3} =\]
\[= \left( \frac{36}{35}\ :\frac{4}{5} - 1\frac{8}{35} \right) \cdot 3\frac{1}{3} =\]
\[= \left( \frac{36 \cdot 5}{35 \cdot 4} - \frac{43}{35} \right) \cdot \frac{10}{3} =\]
\[= \frac{9}{7} \cdot \frac{10}{3} - \frac{43}{35} \cdot \frac{10}{3} =\]
\[= \frac{9 \cdot 10}{7 \cdot 3} - \frac{43 \cdot 10}{35 \cdot 3} = \frac{30^{\backslash 3}}{7} - \frac{86}{21} =\]
\[= \frac{90 - 86}{21} = \frac{4}{21}\]
\[4)\ \left( 7 - 1\frac{5}{9}\ :\frac{7}{24} \right)\ :\frac{20}{27} =\]
\[= \left( 7 - \frac{14}{9}\ :\frac{7}{24} \right) \cdot \frac{27}{20} =\]
\[= \left( 7 - \frac{14 \cdot 24}{9 \cdot 7} \right) \cdot \frac{27}{20} =\]
\[= 7 \cdot \frac{27}{20} - \frac{16}{3} \cdot \frac{27}{20} =\]
\[= \frac{7 \cdot 27}{20} - \frac{16 \cdot 27}{3 \cdot 20} =\]
\[= \frac{189}{20} - \frac{144}{20} = \frac{45}{20} = 2\frac{5}{20} = 2\frac{1}{4}\]