в) \(\frac{1}{12}:\frac{5}{36};\) б) \(\frac{10}{7}\cdot\frac{3}{4}:\frac{5}{14};\) г) \(\frac{14}{55}:\frac{5}{21};\) д) \(\frac{121}{234}:\frac{11}{12};\) в) \(\frac{9}{8}:\frac{5}{8}:\frac{3}{10}\)

в) \(\frac{1}{12}:\frac{5}{36}\)=\(\frac{1}{12}\cdot\frac{36}{5}=\frac{36}{60}=\frac{3}{5}\)

Ответ: 3/5

б) \(\frac{10}{7}\cdot\frac{3}{4}:\frac{5}{14}=\frac{10}{7}\cdot\frac{3}{4}\cdot\frac{14}{5}=\frac{10\cdot3\cdot14}{7\cdot4\cdot5}=\frac{2\cdot3\cdot2}{4}=\frac{12}{4}=3\)

Ответ: 3

г) \(\frac{14}{55}:\frac{5}{21}=\frac{14}{55}\cdot\frac{21}{5}=\frac{14\cdot21}{55\cdot5}=\frac{294}{275}\)

Ответ: 294/275

д) \(\frac{121}{234}:\frac{11}{12}=\frac{121}{234}\cdot\frac{12}{11}=\frac{11}{1}\cdot\frac{2}{39}=\frac{22}{39}\)

Ответ: 22/39

в) \(\frac{9}{8}:\frac{5}{8}:\frac{3}{10}=\frac{9}{8}\cdot\frac{8}{5}:\frac{3}{10}=\frac{9}{5}\cdot\frac{10}{3}=\frac{9\cdot10}{5\cdot3}=\frac{3\cdot2}{1}=\frac{6}{1}=6\)

Ответ: 6