Elementary Technical Mathematics

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

Chapter 1 - Section 1.14 - Rate, Base, and Part - Exercises - Page 85: 47


survival rate = $74.8\%$

Work Step by Step

RECALL: $R=\dfrac{P}{B}$ where $P$=part or amount (percentage), $B$=base, and $R$=rate The given problem has: $B= 250$ mallards $P= 187$ mallards Use the formula above to find the survival rate: $=\dfrac{187}{250} \\=0.748 \\=0.748 \times 100\% \\=74.8\%$
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