document.write( "Question 244061: A man has eight minutes to catch a train. The train station is 4 miles away. If he travels the first two miles at 20 mph, how fast will he have to drive for the remaining distance? \n" ); document.write( "
Algebra.Com's Answer #178654 by solver91311(24713)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "60 miles per hour is a mile per minute, so 20 miles per hour has to be a mile every 3 minutes. That means 20 miles per hour for 2 miles is going to take 6 minutes. That leaves 2 minutes left out of the 8 minutes he had to start with. Now he has to travel the last 2 miles in 2 minutes -- one mile per minute, or 60 miles per hour.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Except that will get him to the train station parking lot just as the train is leaving with 0 time to park the car, walk into the station, buy his ticket, and board the train.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "John \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |