Answer
Answer A
Work Step by Step
The average rate of change in the amount of propane is:
$\frac{214-400}{30}=\frac{31}{5}=-6.2$ gallons per day
The correct answer is A.
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 2 Linear Equations and Functions - 2.2 Find Slope and Rate of Change - 2.2 Exercises - Problem Solving - Page 87: 45
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