document.write( "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? \n" ); document.write( "
Algebra.Com's Answer #559257 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
This lesson explains how your question in general works:\r
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