document.write( "Question 334504: Traveling a 60 mile trip. Averaged 30 mph for the first 30 miles. What would be the average mph on the balance of the trip so that the total average is 60 mph?\r
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Algebra.Com's Answer #239683 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
Traveling a 60 mile trip. Averaged 30 mph for the first 30 miles. What would be the average mph on the balance of the trip so that the total average is 60 mph?
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document.write( "To average 60 mph on a 60 mile trip, you must arrive 1 hour after you start.\r\n" );
document.write( "But if you have traveled the first 30 miles at only 30 mph, you will have used\r\n" );
document.write( "up the whole hour just to go half-way.  So there is no way you can average 60\r\n" );
document.write( "mph even if you could travel the balance of the trip at the speed of light! \r\n" );
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document.write( "Edwin
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