Respostas

2014-06-01T12:03:58-03:00
Regra de três:
380-----100%
 x  ------22%

100%x=22*380
x=8360
    100
x=83,6
Logo, 22% de 380 equivale a 83,6.
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2014-06-01T12:11:10-03:00
380 ------------- 100 %
    x ------------- 22 %

100x = 380.22
100x = 8360
x = 8360 / 100
x = 

22% de 380 = 83,6
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