document.write( "Question 260797: A car travels up a hill at a constant speed of 36 km/h and returns down the hill at a constant speed of 70 km/h. Calculate the average speed (in km/h) for the round trip. \r
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Algebra.Com's Answer #192112 by unlockmath(1688)![]() ![]() You can put this solution on YOUR website! Hello, \n" ); document.write( "To find the average of anything, we first add everything up and divide it by the number of items. For example: \n" ); document.write( "36+70=106 Then we divide the total by 2 to give us: \n" ); document.write( "53km/h \n" ); document.write( "Make sense? \n" ); document.write( "RJ \n" ); document.write( "Check out a new book I wrote at: \n" ); document.write( "www.math-unlock.com \n" ); document.write( " |