document.write( "Question 659777: Suppose that on a round trip you average 30 mph on the way out and 60 mph on the way back. What is your average speed of the entire trip? \n" ); document.write( "
| Algebra.Com's Answer #410919 by ReadingBoosters(3246)      You can put this solution on YOUR website! (30mph + 60mph)/2 \n" ); document.write( "90/2 = 45mph average \n" ); document.write( " |