Question 991759
We know that distance = velocity * time or d = v*t


You can convert kilometers to meters:

d = 350,000 m

v = 80,000 m/hr


Then solve for time (t), t = d/v


t = 350,000 m/80,000 m/hr


t = 4.375 hrs


OR {{{(350 km)/80 (km/hour)}}} = 4.375 hours.