Answer
20
Work Step by Step
$6C3$
$6!/(6-3)!3!$
$6*5*4*3!/3!*3!$
$3*2*1*5*4*3!/3!*3!$
$3!*5*4*3!/3!*3!$
$3!*5*4/3!$
$5*4$
$20$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 12 - Data Analysis and Probability - Chapter Test - Page 779: 13
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