document.write( "Question 848707: Herman dries 60 mph for one hour and 80 mph for the next hour. What is his average speed? \n" ); document.write( "
Algebra.Com's Answer #511246 by jim_thompson5910(35256)\"\" \"About 
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\"Herman dries 60 mph for one hour\" so he drove 60*1 = 60 miles so far\r
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\n" ); document.write( "\n" ); document.write( "Then drives \"80 mph for the next hour\" which means he drove another 80*1 = 80 miles\r
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\n" ); document.write( "\n" ); document.write( "In total, 60+80 = 140 miles have been driven over 1+1 = 2 hours.\r
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\n" ); document.write( "\n" ); document.write( "Average Speed = (140 miles)/(2 hours) = 70 miles per hour
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