Odpowiedź :
g)
v = 10km/h
s = 50 km
t = ?
t = s/v
t = 50km ÷ 10 km/h
t = 5h
h)
v = 12 km/h
s = 60 km
t = 60km : 12 km/h
t = 5h
i)
v = 20 km/h
s = 80 km
t = 80km : 20km/h
t = 4h
g)
v = 10km/h
s = 50 km
t = ?
t = s/v
t = 50km ÷ 10 km/h
t = 5h
h)
v = 12 km/h
s = 60 km
t = 60km : 12 km/h
t = 5h
i)
v = 20 km/h
s = 80 km
t = 80km : 20km/h
t = 4h