document.write( "Question 525048: Shayna left the airport and drove toward the capital at an average speed of 52 km/h. Some time later Mei left driving in the same direction but at an average speed of 65 km/h. After driving for four hours Mei caught up with Shayna. Find the number of hours Shayna drove before Mei caught up \n" ); document.write( "
Algebra.Com's Answer #348022 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Shayna left the airport and drove toward the capital at an average speed of 52 km/h. \n" ); document.write( " Some time later Mei left driving in the same direction but at an average speed of 65 km/h. \n" ); document.write( " After driving for four hours Mei caught up with Shayna. \n" ); document.write( " Find the number of hours Shayna drove before Mei caught up \n" ); document.write( ": \n" ); document.write( "Let t = S's travel time when M caught up \n" ); document.write( ": \n" ); document.write( "Find the distance driven by M: \n" ); document.write( "4 * 65 = 260 mi \n" ); document.write( "This is also the distance driven by S, when she is caught \n" ); document.write( ": \n" ); document.write( "52t = 260 \n" ); document.write( "t = 260/52 \n" ); document.write( "t = 5 hrs, S's travel time when caught by M \n" ); document.write( " |