|
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%
-----
# of years:: 1997 - 2004:: 7 years
-----
Average rate of change:: 4.6/7 = 0.657% per year
----------
Cheers,
Stan H.
--------
|
|
|
| |
