Assume that there are 11 girls and 9 boys in the neighborhood club, and a team of 8 is to be selected. (1) How many different teams can be selected?           (2) How many different teams can be selected if each team must contain exactly 5 girls and 3 boys?           (3) How many different teams can be selected if each team must contain both boys and girls?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Assume that there are 11 girls and 9 boys in the neighborhood club, and a team of 8 is to be selected.

(1) How many different teams can be selected?        

 

(2) How many different teams can be selected if each team must contain exactly 5 girls and 3 boys?        

 

(3) How many different teams can be selected if each team must contain both boys and girls?      

 

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