document.write( "Question 652283: suppose you drive from here to there at a speed of 30 miles/hour and then drive back from there to here at 60 miles/hour. what is your average speed? \n" ); document.write( "
Algebra.Com's Answer #407950 by rfer(16322)\"\" \"About 
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(30+60)/2=45mph \n" ); document.write( "
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