Răspuns :
[tex]^{^\big{5)}}\dfrac{7}{3} $ $\boxed{?}$ $ ^{^\big{3)}}\dfrac{9}{5} \\ \\ \\ \dfrac{5\cdot 7}{5\cdot 3} $ $ \boxed{?} $ $ \dfrac{3\cdot 9}{3\cdot 5}\\ \\ \\ \dfrac{35}{15}$ $\boxed{\ \textgreater \ } $ $ \dfrac{27}{15}[/tex]
[tex]\Rightarrow \boxed{\dfrac{7}{3} >\dfrac{9}{5}}[/tex]
[tex]\Rightarrow \boxed{\dfrac{7}{3} >\dfrac{9}{5}}[/tex]