Respostas

2014-02-15T18:14:53-02:00
Resposta

T = 150/50
T = 3h

T = 700/100
T = 7h

Tempo total

T = 7+3 = 10h

Distancia

S = 700 + 150
S = 850km

V = S/T
V = 850/10
V = 85Km/h
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