document.write( "Question 414444: At noon a private plane left Austin for Los Angeles, 2100 km away, flying at 500km/hr. One hour later a jet left Los Angeles for Austin at 700km/hr. At what time will they meet? \n" ); document.write( "
Algebra.Com's Answer #290670 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! At noon a private plane left Austin for Los Angeles, 2100 km away, flying at 500km/hr. One hour later a jet left Los Angeles for Austin at 700km/hr. At what time will they meet? \n" ); document.write( "------------------------------ \n" ); document.write( "In 1 hour, the 1st plane is 500 km away (500 km/hr * 1 hr) \n" ); document.write( "The 2nd plane gains on the 1st at 200 km/hr (700 - 500) \n" ); document.write( "500/200 = 2.5 hours \n" ); document.write( "1300 + 2.5 hours = 1530 (3:30 PM, if you're not an aviator) \n" ); document.write( "--------------- \n" ); document.write( "PS Planes use knots, not km/hr \n" ); document.write( " |