The Jack's average speed is 5 meter per seconds.
What is average speed?
The average speed of something is calculated by dividing the total distance traveled by the total time it took to travel that distance.
Given that, distance between point A & B = 3600m
Time to cover that speed = 720 sec
Average speed will be calculated as:
Speed = 3600 / 720 = 5 m/s.
Hence required average speed of Jack's is 5 m/sec.
To know more about average speed, visit the below link:
https://brainly.com/question/24739297
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