Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter R - Section R.3 - Decimals and Percents - Exercise Set: 99


$b.$ and $d.$ are correct.

Work Step by Step

To write a percent as a decimal, we drop the % and move the decimal point two places to the left. $a.$ is incorrect, because $6.5$%$=0.065$ $b.$ is correct, because $7.8$%$=0.078$ $c.$ is incorrect, because $120$%$=1.2$ $d.$ is correct, because $0.35$%$=0.0035$
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