Basic College Mathematics (9th Edition)

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

Chapter 5 - Ratio and Proportion - 5.3 Proportions - 5.3 Exercises - Page 351: 40

Answer

$\frac{3.5}{91}$=$\frac{5.25}{126}$ false

Work Step by Step

Barry's proportion is wrong because the numerators and denominators do no have the same units, one of them needs to be flipped. $\frac{3.5}{91}$=$\frac{5.25}{126}$ 126$\times$3.5=55.25$\times$91 441$\ne$477.75 false
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