Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "1.05" was replaced by "(105/100)".

Step  1  :

            21
 Simplify   ——
            20

Equation at the end of step  1  :

  21
  —— • 63
  20

Step  2  :

Final result :

  1323            
  ———— = 66.15000 
   20