Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 7 - Section 7.2 - Proportion - Exercises - Page 276: 3


a) 9 and 28 b) 7 and 36 c) 252 d) 252

Work Step by Step

The means are the 2nd and 3rd terms. The extremes are the 1st and 4th terms. $9\times28=252$ $7\times36=252$
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