document.write( "Question 908722: If an ambulance drives to a distant hospital at 100 mph and then returns at at 60mph, what is the average speed of the round trip? \n" ); document.write( "
Algebra.Com's Answer #551270 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
If an ambulance drives to a distant hospital at 100 mph and then returns at at 60mph, what is the average speed of the round trip?
\n" ); document.write( "------------
\n" ); document.write( "RT avg = 2*100*60/(100+60)
\n" ); document.write( "= 75 mi/hr
\n" ); document.write( "
\n" );