Respostas

2013-07-31T19:50:20-03:00
1.2km      35/60=0.58s          2)R=5*3.6Km/h= 18Km/h
1 1 1
2013-07-31T19:59:15-03:00
1.200m = 1,2km
35 segundos = 0,58 minutos

5m/s = 300m/minuto = 18km/h
1 3 1