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Вычисли частное:

а) \(\cfrac{14}{15}:\cfrac{2}{5}=\) [ ];

б) \(-\cfrac{2}{15}:\cfrac{2}{3}=\) [ ];

в) \(\cfrac{3}{14}:\left(-\cfrac{1}{7}\right)=\) [ ];

г) \(-\cfrac{3}{20}:\left(-\cfrac{1}{5}\right)=\) [ ];

д) \(\cfrac{6}{55}:\left(-\cfrac{2}{11}\right)=\) [ ];

е) \(-\cfrac{7}{10}:\left(-\cfrac{1}{2}\right)=\) [ ];

ж) \(\cfrac{1}{7}:\left(-\cfrac{1}{7}\right)=\) [ ];

з) \(-\cfrac{24}{25}:\cfrac{24}{25}=\) [ ].