Answer:
0.196 m/s
Step-by-step explanation:
Average displacement is defined as the total displacement covered to the total time taken.
Total displacement = 500 - 500 - 200 = - 200 m
Total time taken = 17 minutes = 17 x 60 = 1020 second
So, Average velocity = 200 / 1020 = 0.196 m/s (magnitude only)