Answer
4
Work Step by Step
To find the number of trillions of kWh of electricity actually produced, we divide 1.8 by its fraction of the whole:
$$ \frac{1.8}{.45} = 4$$
Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)
by Bittinger, Marvin L.; Ellenbogen, David J.; Johnson, Barbara L.
Published by
Pearson
ISBN 10:
0-32184-874-8
ISBN 13:
978-0-32184-874-1
Chapter 1-4 - Cumulative Review - Page 301: 36
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