As of early 2018, Usain Bolt holds the world record in the men's 100-meter dash. It is 9.58 seconds. What was his average speed in km/h? Assign the result to a variable called hundred.
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Answer:
37.6 km/Hr
Explanation:
Usain Bolt holds the world record in the men's 100-meter race
He completed 100 m in 9.58 sec
To find speed in Km/hr
Distance = 100m = 100/1000 km = 0.1 km
Time = 9.58 sec = 9.58/3600 hr
Speed = Distance / Time
= 0.1 /(9.58/3600)
= 360/9.58
= 37.6 km/Hr
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