#### Answer

10

#### Work Step by Step

percent * base = amount
$78\%\times x=7.8$
$0.78\times x=7.8$
$0.78x\div0.78=7.8\div0.78$
$x=10$

Published by
Pearson

ISBN 10:
0321955048

ISBN 13:
978-0-32195-504-3

10

percent * base = amount
$78\%\times x=7.8$
$0.78\times x=7.8$
$0.78x\div0.78=7.8\div0.78$
$x=10$

You can help us out by revising, improving and updating this answer.

Update this answerAfter you claim an answer you’ll have **24 hours** to send in a draft. An editor
will review the submission and either publish your submission or provide feedback.