SOLUTION: As part of the training program for the Boston Marathon, a runner wants to build endurance by running at a rate of 9mph for 20 min. How far will the runner travel in that time peri

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Question 227252: As part of the training program for the Boston Marathon, a runner wants to build endurance by running at a rate of 9mph for 20 min. How far will the runner travel in that time period?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
d=rt
d=9*1/3
d=9/3
d=3 miles.