Rap/hip-hop music accounted for of the total sales of recorded music in , and of the total sales of recorded music in . Find the average rate of change of the percentage of sales of rap/hip-hop music from to . 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.

Question

Rap/hip-hop music accounted for  of the total sales of recorded music in , and  of the total sales of recorded music in . Find the average rate of change of the percentage of sales of rap/hip-hop music from  to .  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.

anonymous · Answer

honestly i have done this almost 20 times, and it keeps telling me it is wrong.