document.write( "Question 243386: A car travels 120 km from A to B at 30 km per hour but returns the same distance at 40 km per hour. The average speed for the round trip is closest to \n" ); document.write( "
Algebra.Com's Answer #178341 by oberobic(2304)![]() ![]() ![]() You can put this solution on YOUR website! The average is (30+40)/2 = 35. \n" ); document.write( " |