Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 5 - Ratio and Proportion - 5.1 Ratios - 5.1 Exercises: 3

Answer

20, $\frac{4}{1}$

Work Step by Step

$\frac{80}{20}$ As 20 is the common factor in numerator and denominator so divide by 20 $\frac{80 \div 20}{20 \div20}$ = $\frac{4}{1}$ $\frac{4}{1}$ is in lowest terms
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