Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 7 - Section 7.6 - Proportions and Problem Solving with Rational Equations - Exercise Set: 29


The minimum floor space that 40 students need = 360 square feet

Work Step by Step

Given that every student needs a minimum of 9 square feet of floor space in their classroom. Thus, one student need 9 square feet, so 40 students will need 40 $\times$ 9 square feet = 360 square feet
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