Basic College Mathematics (10th Edition)

Published by Pearson
ISBN 10: 0134467795
ISBN 13: 978-0-13446-779-5

Chapter 5 - Ratio and Proportion - 5.5 Solving Application Problems with Proportions - 5.5 Exercises - Page 365: 30


97 teachers are needed for 1850 students.

Work Step by Step

$\frac{19\ students}{1\ teacher} = \frac{1850\ students}{x\ teachers}$ $19x = 1\times1850$ $\frac{19x}{19} = \frac{1850}{19}$ $x = 97$
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