document.write( "Question 97775: Two runners enter the same marathon. If the faster runner's speed is 9.2 miles per hour and the two runners are 4.8 miles apart after 3 hours, find the speed of the slower runner. \n" ); document.write( "
Algebra.Com's Answer #71113 by mathslover(157)![]() ![]() You can put this solution on YOUR website! distance covered by the faster runner in 3 hours \n" ); document.write( "= speed * time \n" ); document.write( "=9.2 miles/hr * 3hr \n" ); document.write( "=27.6 miles\r \n" ); document.write( "\n" ); document.write( "slower runner is 4.8 miles behind\r \n" ); document.write( "\n" ); document.write( "therefore distance of the slower runner from the start after 3 hours \n" ); document.write( "=27.6 miles - 4.8 miles \n" ); document.write( "=22.8 miles\r \n" ); document.write( "\n" ); document.write( "Speed of the slower runner = distance / time \n" ); document.write( " = 22.8/3 \n" ); document.write( " =7.6 miles/hr \n" ); document.write( " |