10. In a class of 20 students, there äre 8 Boys. committee of 2 boys and 2 girls be formed? O 94

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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Question
7. How many combinations do we have Given the following set of objects:
(AB, BA, AC, CA, AD, DA, BC, CB, BD,BD, CD, DC)
O 2
6
12
O 24
Transcribed Image Text:7. How many combinations do we have Given the following set of objects: (AB, BA, AC, CA, AD, DA, BC, CB, BD,BD, CD, DC) O 2 6 12 O 24
10. In a class of 20 students, there are 8 boys. How many ways can a
committee of 2 boys and 2 giris be formed?
O 94
O 4850
1848
5320
Transcribed Image Text:10. In a class of 20 students, there are 8 boys. How many ways can a committee of 2 boys and 2 giris be formed? O 94 O 4850 1848 5320
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