document.write( "Question 19022: A plane flies 720 mi against a steady 30-mph headwind and then returns to the same point with the wind. If the entire trip takes 10 hours, what is the plane's speed in still air? \n" ); document.write( "
Algebra.Com's Answer #9158 by MelanieBCC(40)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( " |