Solution - Simplification or other simple results

Step  1  :

            11
 Simplify   ——
            15

Equation at the end of step  1  :

   6   11
  —— • ——
  77   15

Step  2  :

             6
 Simplify   ——
            77

Equation at the end of step  2  :

   6   11
  —— • ——
  77   15

Step  3  :

Final result :

   2           
  —— = 0.05714 
  35