$\text{a)}\frac{1}{3}=0,333\dots =0,\left(3\right)$  

$\text{b)}\frac{2}{3}=0,666\dots =0,\left(6\right)$   

$\text{c)}\frac{5}{9}=0,555\dots =0,\left(5\right)$   

$\text{d)}1\frac{1}{6}=\frac{7}{6}=1,166\dots =1,1\left(6\right)$    

$\text{e)}\frac{7}{11}=0,6363\dots =0,\left(63\right)$