A class has 10 students (6 boys, 4 girls). Find the number of ways to: (a) Select a 4-member committee (b) Select a 4-member committee of (c) 2 boys and 2 girls (d) Elect a president, secretary, and treasurer who are all boys.
A class has 10 students (6 boys, 4 girls). Find the number of ways to: (a) Select a 4-member committee (b) Select a 4-member committee of (c) 2 boys and 2 girls (d) Elect a president, secretary, and treasurer who are all boys.
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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