A runner ran the marathon (approximately 42.0 km) in 2 hours and 57 min. What was the average speed of the runner in m/s?
Answers
Answered by
2
Average speed = distance/time
Converting hrs to mins
= 2hrs =60+60=120mins
=120+57=177 mins
Average speed = 42/177
= 4.214285714285714
Converting hrs to mins
= 2hrs =60+60=120mins
=120+57=177 mins
Average speed = 42/177
= 4.214285714285714
Answered by
7
The average speed of the runner is 3.95 m/s.
Explanation:
Given that,
The distance covered by the runner, d = 42 km
Time, t = 2 hours 57 min = 2h + 0.95 h = 2.95 hours
It is required to find the average speed of the runner. Speed is given by :
or
v = 3.95 m/s
So, the average speed of the runner is 3.95 m/s.
Learn more,
Average speed
https://brainly.in/question/220177
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