$what\ is\ \frac{2}{9}of\ 36?$  

 $What\ is\frac{1}{6}\ of\ 42?$  

 $what\ is\ \frac{5}{6}\ of\ 42?$  

 $what\ is\ \frac{1}{7}\ of\ 42?$  

 $what\ is\ \frac{1}{3}\ of\ 42?$  

 $what\ is\ \frac{6}{7}\ of\ 42?$  

 $what\ is\ \frac{1}{5}\ of\ 45?$  

 $what\ is\ \frac{4}{5}\ of\ 45?$  

 $what\ is\ \frac{2}{9}\ of\ 45?$  

 $what\ is\ \frac{2}{3}\ of\ 45?$  

 $what\ is\ \frac{7}{9}\ of\ 45?$