College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 1 - Section 1.7 - Problem Solving: Interest, Mixture, Uniform Motion, Constant Rate Job Applications - 1.7 Asses Your Understanding - Page 143: 55

Answer

$19.25$ meters

Work Step by Step

Bolt finishes after $9.69$ seconds, thus in this time Burke will be able to run $9.69s\cdot\frac{100m}{12s}=80.75$ meters, hence he will be beaten by $100-80.75=19.25$ meters
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