Answer
True
Work Step by Step
$\frac{20}{25}=\frac{4}{5}$
Cross products: $20\times5=4\times25$
$100=100$
Therefore, the proportion is true.
Basic College Mathematics (10th Edition)
by Lial, Margaret L.; Salzman, Stanley A.; Hestwood, Diana L.
Published by
Pearson
ISBN 10:
0134467795
ISBN 13:
978-0-13446-779-5
Chapter 5 - Ratio and Proportion - 5.3 Proportions - 5.3 Exercises - Page 350: 22
Update this answer!
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.
