Answer
$\frac{1}{161700}$
Work Step by Step
Total ways to select 3 winners out of 100 = $C$(100,3) = 161700
Only 1 way in which all three win .
Hence Probability is given by = $\frac{1}{161700}$
Discrete Mathematics and Its Applications, Seventh Edition
by Rosen, Kenneth
Published by
McGraw-Hill Education
ISBN 10:
0073383090
ISBN 13:
978-0-07338-309-5
Chapter 7 - Section 7.1 - An Introduction to Discrete Probability - Exercises - Page 451: 32
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