Prealgebra (7th Edition)

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

Chapter 6 - Section 6.2 - Proportions - Exercise Set: 3

Answer

$\frac{20}{5}=\frac{4}{1}$

Work Step by Step

x is to y is the same as $\frac{x}{y}$ So 20 students is to 5 microscopes as 4 students is to 1 microscope is the same as $\frac{20}{5}=\frac{4}{1}$
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