Asked by Walter
John and Al are in a 15 km race. John averages 4.4 m/s during the first half of the race and then runs at a speed of 4.2 m/s until the last 200 m, which he covers at 4.5 m/s. At what average speed must Al run to beat John?
The textbook that included the word problem is: Basic Biomechanics Sixth Edition by Susan J. Hall;
ISBN#978-0-07-337644-8
The course name: Biomechanics
The textbook that included the word problem is: Basic Biomechanics Sixth Edition by Susan J. Hall;
ISBN#978-0-07-337644-8
The course name: Biomechanics
Answers
Answered by
Reiny
I did this one for you yesterday
http://www.jiskha.com/display.cgi?id=1380495886
Please check back to your previous post before reposting the same question.
It really helps to avoid duplication of answers.
http://www.jiskha.com/display.cgi?id=1380495886
Please check back to your previous post before reposting the same question.
It really helps to avoid duplication of answers.
Answered by
Diquan Lewis
> 4.3 m/s
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