document.write( "Question 884355: Two private airplanes travel toward each other from cities that are 780 km apart at speeds of 190 km/h and 200 km/h. They left at the same time. In how many hours will they meet? \n" ); document.write( "
Algebra.Com's Answer #534205 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Two private airplanes travel toward each other from cities that are 780 km apart at speeds of 190 km/h and 200 km/h. They left at the same time. In how many hours will they meet? \n" ); document.write( "--- \n" ); document.write( "Their closing speed is 190+200 = 390 km/hr \n" ); document.write( "----- \n" ); document.write( "Time to meet is d/r = 780390 = 2 hrs \n" ); document.write( "------------------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------------ \n" ); document.write( " |