Answer
a) 46 hours
b) h increases by 1.5, s increases by 1
c) 5
Work Step by Step
4 songs require 6 hours. 9 songs means 5 more rows in the table. With each new row, h increases by 1.5
Therefore:
$ 6\times1.5^{5}=45.56 \approx 46$ hours
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 1 - Foundations for Algebra - 1-9 Patterns, Equations, and Graphs - Practice and Problem-Solving Exercises - Page 65: 30
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