document.write( "Question 978443: Breanne and Alison finished a 5 km fun run. Alison finished 400 m ahead of Breanne. Breanne ran at an average speed of 7.2 km/h.\r
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document.write( "What was Alison’s time for the race if she ran at a constant rate for the whole race? \n" );
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Algebra.Com's Answer #599890 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Breanne and Alison finished a 5 km fun run. Alison finished 400 m ahead of Breanne. \n" ); document.write( " Breanne ran at an average speed of 7.2 km/h. \n" ); document.write( "What was Alison’s time for the race if she ran at a constant rate for the whole race? \n" ); document.write( ": \n" ); document.write( "Change 400 m to .4 km \n" ); document.write( "Find the time for B to run. 4.6 km (400 m behind A) \n" ); document.write( "t = 4.6/7.2 \n" ); document.write( "t = .6389 hrs; time for A to run 5k (38 \n" ); document.write( ":\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |