Question
9. Usain Bolt set the world indoor track record in 2009 by running 100 m in 9585.What was his average speed? (1)
Solution
4.7
(346 Votes)
Loretta
Master · Tutor for 5 years
Answer
Usain Bolt's average speed can be calculated using the formula:Average Speed = Distance / TimeDistance = 100 metersTime = 9.58 secondsAverage Speed = 100 m / 9.58 s Average Speed ≈ 10.44 m/sSo, Usain Bolt's average speed was approximately
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