Answer
The dressing you found is counterfeit.
Work Step by Step
We find the density of the actual dressing:
$\rho = \frac{3(.92)+1(1)}{4}=.9325$
This is a different density, so the dressing you found is counterfeit.
Essential University Physics: Volume 1 (4th Edition)
by Wolfson, Richard
Published by
Pearson
ISBN 10:
0-134-98855-8
ISBN 13:
978-0-13498-855-9
Chapter 15 - Exercises and Problems - Page 292: 77
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