Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 1 - Whole Numbers - 1.9 Reading Pictographs, Bar Graphs and Line Graphs - 1.9 Exercises: 19

Answer

4500

Work Step by Step

In 2013 there were 2500 installations. In 2014 there were 7000 installations. The increase is 7000 - 2500 = 4500
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