Respostas

2014-06-01T09:54:17-03:00
915 -------------- 100 %
    x -------------- 60 %

100x = 915.60
100x = 54900
x = 54900 / 100
x = 549

60% de 915 = 549
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2014-06-01T09:54:58-03:00
60% de 915 =

60* \frac{915}{100}= \frac{54900}{100}=549

60% de 915 = 549

1 5 1