Respostas

2013-11-22T16:30:41-02:00
( \frac{6}{10}) .  (\frac{12}{14}) = 2 .  \frac{232}{x}

 (\frac{6 . 12}{10 . 14}) = 2 .  \frac{232}{x}

 \frac{72}{140} = 2 .  \frac{232}{x}

72x = 312 . 480

x =  \frac{312 . 480}{72}

x = 4.340 Km
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