Respostas

2014-08-15T21:06:51-03:00
v = s - so       substitua 
     t - to

v = 120 - 35
        10 - 8

v = 85
      2

2v = 85

v = 42,5 km/h
1 1 1
2014-08-15T21:41:56-03:00
Vm= 195-35/10-8
Vm=160/2
Vm=80 km/h