Answer
Option C is the best estimate: 86,000.
Work Step by Step
Number of seconds in a minute = 60
Number of minutes in a day = 24 x 60 = 1440
Therefore, no of seconds in a day = 1440 x 60 = 86400
C is the best estimate.
Thinking Mathematically (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0321867327
ISBN 13:
978-0-32186-732-2
Chapter 1 - Problem Solving and Critical Thinking - Chapter Summary, Review, and Test - Review Exercises - Page 44: 26
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