Answer
$\frac{6}{25}$
Work Step by Step
Favourable number of outcomes= Number of freshmen= 12.
Total number of outcomes= 12+16+20+2= 50.
Probability= Number of favourable outcomes$\div$ Total number of outcomes $= \frac{12}{50}= \frac{6}{25}$.
Thinking Mathematically (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0321867327
ISBN 13:
978-0-32186-732-2
Chapter 11 - Counting Methods and Probability Theory - Chapter 11 Test - Page 762: 7
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