Respostas

2013-09-04T21:50:35-03:00
30200 -------- 100%
1200  ---------  x%

30200x = 120000
x = 120000/30200
x = 3,97 %
2013-09-04T21:56:11-03:00
 30.200 ------- 100 % 
 1200    ------- X 

 1200 . 100  = 30200 . X 
        X = 120000/30200
         X =  3 , 97 % 

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