document.write( "Question 784716: Over a 5 week period, the price of an MP3 player dropped steadily, from $170 to $90.\r
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Algebra.Com's Answer #477208 by stanbon(75887)\"\" \"About 
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Over a 5 week period, the price of an MP3 player dropped steadily, from $170 to $90.
\n" ); document.write( "What signed number represents the average weekly change in the price of the MP3 player over this period?
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\n" ); document.write( "Ave weekly change = (90-170)/3 = -80/3 = -$23.33
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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