$\frac {1} {13}\times 0\div \frac {1} {11}=$

$\frac {5} {7}\times \frac {2} {3}\div \frac {5} {7}=$

$\frac {9} {4}\times 16\div 2=$

$\frac {1} {5}\times \frac {2} {5}\div \frac {3} {4}=$

$\frac {5} {9}\times 7\div \frac {1} {7}=$

$3\times \frac {1} {2}\div \frac {1} {4}=$

$\frac {3} {4}\times 16\times \frac {1} {5}=$

$\frac {7} {8}\times 2\div \frac {1} {9}=$

$12\div \frac {3} {5}\times \frac {1} {9}=$

$\frac {1} {2}\times \frac {1} {6}\times 8=$