document.write( "Question 402028: One runner passes another runner traveling in the same direction on a hiking trail. The faster runner is jogging 2 miles per hour faster than the lower runner.Determine how long it will be before the faster runner is 3/4 mile ahead of the slower runner. \n" ); document.write( "
Algebra.Com's Answer #284442 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! One runner passes another runner traveling in the same direction on a hiking trail. \n" ); document.write( " The faster runner is jogging 2 miles per hour faster than the lower runner. \n" ); document.write( "Determine how long it will be before the faster runner is 3/4 mile ahead of the slower runner. \n" ); document.write( ": \n" ); document.write( "The relative speed between the runners is 2 mph therefore the problem is: \n" ); document.write( "\"How long will it take to travel 3/4 of a mile at 2 mph?\" (use .75 mi) \n" ); document.write( "Time = dist/speed \n" ); document.write( ": \n" ); document.write( "t = \n" ); document.write( "t = .375 hrs which is .375(60) = 22.5 min \n" ); document.write( ": \n" ); document.write( "Response to student comment, we will do this without decimals \n" ); document.write( "t = \n" ); document.write( "invert the divisor and multiply \n" ); document.write( "t = \n" ); document.write( "t = \n" ); document.write( " \n" ); document.write( " |