Respostas

2014-03-27T18:14:24-03:00
V = 0,85 . n + 12

66,40 = 0,85 . n +12
66,40 = 0,85n + 12
66,40 - 12 = 0,85n
54,40 = 0,85n

n = 54,40 / 0,85
n = 64 Fotos...
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