document.write( "Question 867155: An aeroplane flying with a wind of 30km/hr takes 40 minutes less to fly 3600 km, than what it would have taken to fly against the same wind.Find the plane's speed of flying in still air. \n" ); document.write( "
Algebra.Com's Answer #522857 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! If just this much is shown to you, can you finish solving?\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "r = speed without wind \n" ); document.write( "t = time to go 3600 km against the wind \n" ); document.write( " \n" ); document.write( "Key Idea: RT=D using R rate, T time, D distance\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "________________speed_________time__________distance \n" ); document.write( "WITH WIND_______r+30__________ \n" ); document.write( "AGAINST WIND____r-30___________t____________3600 \n" ); document.write( " |