Answer
Inverse Variation
Work Step by Step
(Two variables are in inverse variation if their product is equal to some constant.)
Since $t=\frac{150}{r}$ means $rt=150$, it's an inverse variation.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 11 - Rational Expressions and Functions - 11-6 Inverse Variation - Practice and Problem-Solving Exercises - Page 703: 38
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