document.write( "Question 1163452: How far can a man walk into the country at the rate of 4mph if he rides back at the rate of 20 mph and his total time is 8 hours? Express your answer as a decimal number to the nearest hundredth. \n" ); document.write( "
Algebra.Com's Answer #787544 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! How far can a man walk into the country at the rate of 4mph if he rides back at the rate of 20 mph and his total time is 8 hours? \n" ); document.write( "-------------- \n" ); document.write( "His average speed is 2*4*20/(4+20) = 160/24 = 20/3 mi/hr \n" ); document.write( "------------- \n" ); document.write( "The round trip distance = 8*(20/3) \n" ); document.write( "Each way = 80/3 miles \n" ); document.write( " \n" ); document.write( " |