Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "0.9" was replaced by "(9/10)".

Step  1  :

             9
 Simplify   ——
            10

Equation at the end of step  1  :

   9
  —— ÷ 12
  10

Step  2  :

          9      
 Divide  ——  by  12
         10      

Final result :

   3           
  —— = 0.07500 
  40