Respostas

2014-07-24T18:56:56-03:00
3,5/100 = 0,035 * 650 = 22,75
2014-07-24T18:57:41-03:00
Regra de 3:
650        100%
X              3,5%
100x=2275
x= \frac{2275}{100}
X=22,75