Reduce the fraction in the simplest form:

$\frac{28}{98}$

Reduce the fraction in simplest form:

$\frac{169}{221}$.

Find which fraction is larger:

$\frac{4}{7} or \frac{4}{3}$

Find which fraction is larger:

$\frac{9}{13} \mathrm{or} \frac{9}{19}$

Find which fraction is larger.

$\frac{7}{4}$ or $\frac{5}{2}$

Find which fraction is larger:

$\frac{3}{7} \mathrm{or} \frac{4}{9}$

Find which fraction is larger:

$2\frac{3}{5} \mathrm{or} 3\frac{3}{4}$.

Write the following fractions in ascending order:

$\frac{3}{11}, \frac{3}{5}, \frac{3}{9}, \frac{3}{13}, \frac{3}{21}, \frac{3}{30}$