In a certain group of 50 students at Hogwarts School of Wizardry, only 15 students are wearing caps and 30 students are wearing neckties. If 9 students are neither wearing a cap nor a necktie, how many students are wearing both a cap and a necktie? 3 4 5 6

In a certain group of 50 students at Hogwarts School of Wizardry, only 15 students are wearing caps and 30 students are wearing neckties. If 9 students are neither wearing a cap nor a necktie, how many students are wearing both a cap and a necktie? 3 4 5 6

College Algebra

1st Edition

ISBN:9781938168383

Author:Jay Abramson

Publisher:Jay Abramson

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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