Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 4 - An Introduction to Functions - Cumulative Test Prep - Multiple Choice - Page 287: 5


30 miles

Work Step by Step

First lets put this scenario into a proportion. Our proportion will be: $\frac{map-distance}{actual-distance}$ $\frac{1/8}{1.5mi}$=$\frac{2.5}{x}$ Now lets cross multiply: (1/8)x=3.75 (Divide both sides by (1/8)) x=30 So the actual distance is 30 miles.
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