document.write( "Question 903836: Please help me with this problem: A small airplane flies 810 miles from Los Angeles to Portland, Oregon, with an average speed of 270 miles per hour. An hour and a half after the plane leaves, a Boeing 747 leaves Los Angeles for Portland. Both planes arrive in Portland at the same time. What was the average speed of the 747? \n" ); document.write( "
Algebra.Com's Answer #548339 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! 270t=810 \n" ); document.write( "1.5s=810\r \n" ); document.write( "\n" ); document.write( "s=540., t=3\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |