Answer
The answer is 420.
Work Step by Step
Let X be the number we are looking for.
30% of what number means 30% $\times$ X.
So, this question translates to:
30% $\times$ X = 126
0.3 $\times$ X = 126
Divide both sides by 0.3
X = 420
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 4 - Proportions, Percents, and Solving Inequalities - Chapter 4 Review Problem Set - Page 183: 31
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