163.614
modificacions
* '''Passar 30,00 cm/s a km/h:'''
::<math>
30\frac{\cancel{\mbox{cm}}}{\mbox{s}}\times\frac{1\mbox{ m}}{100\cancel{\mbox{
\frac{1\mbox{ km}}{1000\mbox{ m}}\times\frac{60\mbox{ s}}{1\mbox{ min}}\times
\frac{60\cancel{\mbox{min}}}{1\mbox{ h}} = 1,08\mbox{ km/h}
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modificacions