SOLUTION: A long-distance runner started on a course at an average speed of 6 mph. Half an hour later, a second runner began the same course at an average speed of 8 mph. How long after the
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Question 921840: A long-distance runner started on a course at an average speed of 6 mph. Half an hour later, a second runner began the same course at an average speed of 8 mph. How long after the second runner starts will the second runner overtake the first runner?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
This lesson explains how your question in general works:
http://www.algebra.com/my/Uniform-Rates-Travel%3A-same-direction-but-different-travel-times-meet-when%3F.lesson?content_action=show_dev
http://www.algebra.com/my/Uniform-Rates-Travel%3A-same-direction-but-different-travel-times-meet-when%3F.lesson?content_action=show_dev
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