document.write( "Question 807921: A plane has a velocity relative to the air of 500 km/hr. It has a constant tail wind of 200 km/hr. How long will it take to cover 2100 km over the ground? \n" ); document.write( "
Algebra.Com's Answer #486616 by rfer(16322)![]() ![]() ![]() You can put this solution on YOUR website! 2100/(500+200)=3hrs \n" ); document.write( " |