Answer : His average speed was, 5.735 m/s
Solution : Given,
Total distance covered = 5000 meter
Total time taken = 871.7 seconds
Average speed : It is defined as the total distance covered in total amount of time.
Formula used :
[tex]\text{Average speed}=\frac{\text{Total distance covered}}{\text{Total time taken}}[/tex]
Now put all the given values in this formula, we get his average speed.
[tex]\text{Average speed}=\frac{5000m}{871.7s}=5.735m/s[/tex]
Therefore, his average speed was, 5.735 m/s