Odpowiedź :
Odpowiedź:
V = s / t
s = s1 + s2
s1 = v * t = 75 * 4 = 300km
s2 = 120 * 2 = 240km
s = 240 + 300 = 540 km
V = s / t
s = 540 km
t = 6h
V = 540/6 = 90 km/h
Odpowiedź:
V = s / t
s = s1 + s2
s1 = v * t = 75 * 4 = 300km
s2 = 120 * 2 = 240km
s = 240 + 300 = 540 km
V = s / t
s = 540 km
t = 6h
V = 540/6 = 90 km/h