Compute the price indices from 2010 to 2019 by taking 2019 as the base year. Compare the price of 2014 and 2017. What is the percentage (%) change in the production from 2016 to 2019?

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter4: Polynomial And Rational Functions
Section4.6: Rational Functions
Problem 11SC: Find the mean hourly cost when the cell phone described above is used for 240 minutes.
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The following table shows the average monthly production of coal in tonnes for the year 2010-2019.

Year

Production (in tonnes)

Year

Production (in tonnes)

2010

50.0

2015

38.1

2011

36.5

2016

32.6

2012

43.0

2017

41.7

2013

44.5

2018

41.1

2014

38.9

2019

33.8

 

  1. Compute the price indices from 2010 to 2019 by taking 2019 as the base year.
  2. Compare the price of 2014 and 2017.
  3. What is the percentage (%) change in the production from 2016 to 2019?
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