document.write( "Question 1044372: A plane leaves an airport flying north at 800km/h. At the same time another plane leaves the same airport and flies south at 750km/h. In how many hours will they be 4650 km apart? \n" ); document.write( "
Algebra.Com's Answer #659621 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! The planes are flying apart at 800+750 =1550 km an hour (their combined speed) \n" ); document.write( "4650 km /1550 km/hr=3 hours. \n" ); document.write( " \n" ); document.write( " |