Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 6 - Review: 57

Answer

$\frac{1}{9}$

Work Step by Step

2 teachers for 18 students is $\frac{2}{18}$ $\frac{2}{18}=\frac{2\div2}{18\div2}=\frac{1}{9}$
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