Răspunsuri

2016-08-08T15:30:30+03:00
V = d/t    d = 79,2Km      t = 1 + 6/60 = 1,1 h    v = 79,2/1,1 = 72km/h
d = 79,2·1000 = 79200m
t = 3600 + 6·60 = 3960 s
v = d/t = 79200/3960 = 20 m/s