document.write( "Question 137203: 6/13 of the athletes could complete the obstacle course. If 14 of the athletes could not complete the course, how many could complete it? \n" ); document.write( "
Algebra.Com's Answer #100405 by vleith(2983)\"\" \"About 
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if 6/13 could complete it, then 1 - (6/13) could not. \r
\n" ); document.write( "\n" ); document.write( "7/13 cannot complete it.\r
\n" ); document.write( "\n" ); document.write( "7/13 = 14/x
\n" ); document.write( "x = (13*14)/7 = 26 . So\r
\n" ); document.write( "\n" ); document.write( "26 tried, 14 failed to complete it. leaving 12 to complete it
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