document.write( "Question 1059478: A plane has a cruising speed of 200 miles per hour when there is no wind. At this speed, the plane flew 500 miles with the wind in the same amount of time it flew 300 miles against the wind. What is the speed of the wind? \n" ); document.write( "
Algebra.Com's Answer #674517 by jorel555(1290)\"\" \"About 
You can put this solution on YOUR website!
Let w be the speed of the wind. Then:
\n" ); document.write( "500/(200+w)=300/(200-w)
\n" ); document.write( "60000+300w=100000-500w
\n" ); document.write( "800w=40000
\n" ); document.write( "w=50 mph as the speed of the wind. ☺☺☺☺
\n" ); document.write( "
\n" );