Respostas

2013-11-30T19:28:35-02:00
Vm = d/t
Vm = 123/5
Vm = 24,6 km/h
2 2 2
2013-11-30T19:46:02-02:00
S = 123 km
t = 5 h
v = Δs/Δt
v = 123/5
v = 24,6 km/h