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Question
Reaction time measures how quickly a runner reacts to the starter pistol. In the 100 m dash at the 2004 Olympic Games, Lauryn Williams had a reaction time of 0.214 second. Her total race time, including reaction time, was 11.03 seconds. How long did it take her to run the actual distance?
Solution
Time taken to run the actual distance = Total race time – Reaction time
= (11.03 – 0.214) s
= 10.816 s
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