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: 10


H: 2,700

Work Step by Step

First lets write a proportion representing this situation: 3 is to 70 as x is to 63,000 $\frac{3}{70}$=$\frac{x}{63,00}$ Lets cross multiply: 70x=189,000 Divide both sides by 70 x=2700 So there will be 2,700 that are expected to experience side-affects.
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