document.write( "Question 353877: Sally drove from Town A to Town B at an average speed of 20 miles per hour. She then returned to Town A along the same road at an average speed of 30 miles per hour. What was Sally’s average speed, in miles per hour, for the entire trip?
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Algebra.Com's Answer #252971 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
Hi,
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\n" ); document.write( "\"%2820mph+%2B+30mph%29+%2F2+=+50mph%2F2+=+25mph\"
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