$1.$ Identify the following fraction as mixed, proper and complex fractions.

$a. \frac{15}{23}$

$1.$ Identify the following fraction as mixed, proper and complex fractions.

$b. \frac{23}{1250}$

$1.$ Identify the following fraction as mixed, proper and complex fractions.

$c. 7\frac{14}{19}$

$1.$ Identify the following fraction as mixed, proper and complex fractions.

$d. \frac{32}{10000}$

$1.$ Identify the following fraction as mixed, proper and complex fractions.

$e. \frac{20}{57}$

$1.$ Identify the following fraction as mixed, proper and complex fractions.

$f. \frac{{\displaystyle \frac{23}{41}}}{29}$

$1.$ Identify the following fraction as mixed, proper and complex fractions.

$g. \frac{72}{712}$

$1.$ Identify the following fraction as mixed, proper and complex fractions.

$h. \frac{4}{{\displaystyle \frac{1}{7}}}$

$1.$ Identify the following fraction as mixed, proper and complex fractions.

$i. 3\frac{15}{19}$