SOLUTION: Rap/hip-hop music accounted for 10.1% of the total sales of recorded music in 1997, and 14.7% of the total sales of recorded music in 2004. Find the average rate of change of the p

Question 995826: Rap/hip-hop music accounted for 10.1% of the total sales of recorded music in 1997, and 14.7% of the total sales of recorded music in 2004. Find the average rate of change of the percentage of sales of rap/hip-hop music from 1997 to 2004.
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.
The average rate of change is
???% per year.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Rap/hip-hop music accounted for 10.1% of the total sales of recorded music in 1997, and 14.7% of the total sales of recorded music in 2004. Find the average rate of change of the percentage of sales of rap/hip-hop music from 1997 to 2004.
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.
The average rate of change is
???% per year.
----
Quantitative change:: 14.7-10.1 = 4.6%
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# of years:: 1997 - 2004:: 7 years
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Average rate of change:: 4.6/7 = 0.657% per year
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Cheers,
Stan H.
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