Respostas

2014-04-03T22:52:33-03:00
7520---100%
6016---x

X = 601600/7520
X = 80,20%

Cerca de 20% de desconto!

2014-04-04T00:18:48-03:00
7520 - 100%
6016 - X % 

7520X = 601600 
       X = 601600/7520 
       X = 80 ''