Respostas

2014-08-24T12:38:25-03:00
Vm= Sf-Si/Tf-Ti
60 km/h=x/480 x=480.60 =28800 metros

1 5 1
2014-08-24T13:10:23-03:00
Converta 480 min para horas

480 min →  8 horas 

v= \frac{\Delta_S}{\Delta_T} \\
\\\Delta_S=60\times8\\
\\\boxed{\Delta_S=480~km}