document.write( "Question 981792: Debbie finished her first marathon in approximately 5.2 hours. She was able to complete her most recent marathon in about 3.9 hours. By what percent did her time decrease? \n" ); document.write( "
Algebra.Com's Answer #602790 by Cromlix(4381)\"\" \"About 
You can put this solution on YOUR website!
Hi there,
\n" ); document.write( "5.2 hours - 3.9 hours
\n" ); document.write( "= 1.3 hours
\n" ); document.write( "1.3/5.2 X 100 = 25% decrease.
\n" ); document.write( "Hope this helps :-)
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