Odpowiedź:
[tex]9\frac{1}{2}:2,9=\frac{19}{2}:\frac{29}{10}=\frac{19}{\not2_{1}}\cdot\frac{\not10^5}{29}=\frac{95}{29}=3\frac{8}{29}[/tex]
[tex]9\frac{1}{2}:2\frac{9}{10}=\frac{19}{2}:\frac{29}{10}=\frac{19}{2}*\frac{10}{29} =\frac{190}{58}=3\frac{16}{58}=\boxed{3\frac{8}{29}}[/tex]
