Concept explainers
the percentage rate of decrease in price from 2009 to 2013.
Answer to Problem 24E
The percentage increase in price from the year 2009 to 2013 is
Explanation of Solution
Given information:
The given line graph of the average price of gasoline is
Formula used:
Formula of percentage decrease:
Note the average price of gasoline in the year 2012 and 2016 from the above graph.
Calculate the percentage increase using the formula:
Substitute
Hence, the percentage decrease in price from the year 2009 to 2012 is
Chapter B Solutions
PRECALCULUS W/LIMITS:GRAPH.APPROACH(HS)
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- Calculus: Early TranscendentalsCalculusISBN:9781319050740Author:Jon Rogawski, Colin Adams, Robert FranzosaPublisher:W. H. FreemanCalculus: Early Transcendental FunctionsCalculusISBN:9781337552516Author:Ron Larson, Bruce H. EdwardsPublisher:Cengage Learning