document.write( "Question 995824: Rock music accounted for 31.5% of the total sales of recorded music in 1995, and 21.8% of the total sales of recorded music in 2003. Find the average rate of change of the percentage of sales of rock music from 1995 to 2003.
\n" ); document.write( "Round to the nearest hundredth of a percent. Note that the percentage sign is already given in the answer, so you do not need to enter it.\r
\n" ); document.write( "\n" ); document.write( "The average rate of change is
\n" ); document.write( " ????% per year.
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Algebra.Com's Answer #614483 by stanbon(75887)\"\" \"About 
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