Odpowiedź:
[tex]a) \frac{2}{9}:\frac{5}{7}=\frac{2}{9}*\frac{7}{5}=\frac{14}{45}\\\\b) \frac{3}{4}:\frac{1}{15}=\frac{3}{4}*\frac{15}{1}=\frac{45}{4}=11\frac{1}{4}\\\\\\c) \frac{3}{10}:\frac{7}{13}=\frac{3}{10}*\frac{13}{7}=\frac{39}{70}\\\\d) \frac{4}{5}:\frac{17}{25}=\frac{4}{5}*\frac{25}{17}=\frac{100}{85}=1\frac{15}{85}=1\frac{3}{17}\\\\e)\frac{3}{5}:\frac{7}{10}=\frac{3}{5}*\frac{10}{7}=\frac{30}{35}=\frac{6}{7}\\\\f)\frac{3}{4}:\frac{9}{16}=\frac{3}{4}*\frac{16}{9}=\frac{48}{36}=1\frac{1}{3}\\[/tex]
[tex]g) 3\frac{4}{7}:6\frac{1}{4}=\frac{25}{7}:\frac{25}{4}=\frac{25}{7}*\frac{4}{25}=\frac{4}{7}\\\\h) 6\frac{3}{5}:3\frac{2}{3}=\frac{33}{5}:\frac{11}{3}=\frac{33}{5}*\frac{3}{11}=\frac{9}{5}=1\frac{4}{5}[/tex]
