document.write( "Question 1154748: A long-distance runner starts on a course running at an average speed of mph. Half an hour later, a second runner begins the same course at an average speed of mph. How long after the second runner starts will the second runner overtake the first runner? \n" ); document.write( "
Algebra.Com's Answer #777229 by ikleyn(52803)\"\" \"About 
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\n" ); document.write( "A long-distance runner starts on a course running at an average speed of mph. Half an hour later,
\n" ); document.write( "a second runner begins the same course at an average speed of mph.
\n" ); document.write( "How long after the second runner starts will the second runner overtake the first runner?
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