$\displaystyle \frac{4}{25}$\displaystyle \frac{4}{25}

$\displaystyle \frac{2}{5}$\displaystyle \frac{2}{5}

$\displaystyle \frac{5}{2}$\displaystyle \frac{5}{2}

$\displaystyle \frac{25}{4}$\displaystyle \frac{25}{4}