The average velocity of the car is 17.83 m/s.
Average velocity is defined as the change in position or displacement (∆x) divided by the time intervals (∆t) in which the displacement occurs.
average velocity = ∆x/∆t
where;
5 times around the race track, results in odd times of movement.
Change in position = 4.28 km = 4280 m
time taken = 4 mins x 60 s/min = 240 seconds
average velocity = 4280 m / 240 s
average velocity = 17.83 m/s
Thus, the average velocity of the car is 17.83 m/s.
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