Answer
$440$ vibrations per second
Work Step by Step
We are given that $ y=\dfrac{k}{x}$
Thus, $660=\dfrac{k}{1.6}$
so, $ k=1056$
This implies that $ y=\dfrac{1056}{2.4}$
or, $ y=440$ vibrations per second
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter 2 - Review Exercises - Page 433: 95
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