Solution - Simplification or other simple results

Step  1  :

            1
 Simplify   —
            2

Equation at the end of step  1  :

  120   1
  ——— • —
  36    2

Step  2  :

            10
 Simplify   ——
            3 

Equation at the end of step  2  :

  10   1
  —— • —
  3    2

Step  3  :

Final result :

  5           
  — = 1.66667 
  3