Respostas

2014-03-17T17:22:15-03:00
900m / 300 s

Vm = Distancia / Tempo
Vm = 900/300
Vm = 3m/s
2014-03-17T18:54:45-03:00
Resposta

D = 900m
T = 300s

Formula

V =  \frac{D}{T}

V = \frac{900}{300}

V = 3m/s