document.write( "Question 412910: A truck enters a highway driving 60 mph. A car enters the highway at the same place 6 minutes later and drives 71 mph in the same direction. From the time the car enters the highway, how long will it take the car to pass the truck? \n" ); document.write( "
Algebra.Com's Answer #289925 by mananth(16946)![]() ![]() You can put this solution on YOUR website! truck ---60 mph \n" ); document.write( "car ------71 mph\r \n" ); document.write( "\n" ); document.write( "in 6 minutes truck travels 60*6/60 = 6 miles \n" ); document.write( "... \n" ); document.write( "catch speed = 71-60 = 11 mph \n" ); document.write( ".. \n" ); document.write( "catch up distance = 6 miles \n" ); document.write( ".. \n" ); document.write( "time = 6/11 hours ===> 6/11 * 60 \n" ); document.write( "= 32.7 minutes\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |