7. There are 7 boys and 5 girls in a class. а. How many ways can a committee of 4 people be selected if there must be 2 boys and 2 girls on the committee? b. How many ways can this committee of 4 people be selected if there must be at least 2 girls on the committee?
7. There are 7 boys and 5 girls in a class. а. How many ways can a committee of 4 people be selected if there must be 2 boys and 2 girls on the committee? b. How many ways can this committee of 4 people be selected if there must be at least 2 girls on the committee?
Chapter9: Sequences, Probability And Counting Theory
Section: Chapter Questions
Problem 36RE: In a group of 5 freshman, 10 sophomores, 3 juniors, and 2 seniors, how many ways can a president,...
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