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mathsucksalot123

  • 3 years ago

Rap/hip-hop music accounted for 11.7% of the total sales of recorded music in 1998, and 13.9% of the total sales of recorded music in 2006 . Find the average rate of change of the percentage of sales of rap/hip-hop music from 1998 to 2006 . 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 what percent?

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  1. helpingtutors
    • 3 years ago
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    (13.9 - 11.7)/(2006 - 1998) = 2.2/8 = 0.275 = 27.5 %

  2. helpingtutors
    • 3 years ago
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    wait.. 0.275 = 0.28 percent

  3. mathsucksalot123
    • 3 years ago
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    let me chec

  4. mathsucksalot123
    • 3 years ago
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    okay great thats right. Could you maybe check out my one thts basically the sam but says rock instead of rap

  5. helpingtutors
    • 3 years ago
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    please award the medals... and post the next new question

  6. mathsucksalot123
    • 3 years ago
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    i wil for sure. sorry

  7. mathsucksalot123
    • 3 years ago
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    one sec ill get it

  8. mathsucksalot123
    • 3 years ago
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    Rock music accounted for 30.5% of the total sales of recorded music in 1999 , and 20.4% of the total sales of recorded music in 2009 . Find the average rate of change of the percentage of sales of rock music from 1999 to 2009 . 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 .

  9. mathsucksalot123
    • 3 years ago
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    here it is. I will give u a medal

  10. helpingtutors
    • 3 years ago
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    please make it a new question

  11. helpingtutors
    • 3 years ago
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    dont append the second question here

  12. mathsucksalot123
    • 3 years ago
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    okay i will post it on the feed

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