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6. In a group of 60 people, 27 prefer cold drinks and 42 prefer hot drinks, with each participant preferring at least one of the two. How do we find the number of individuals who enjoy both coffee and tea? * Let A = Set of people who like cold drinks B = Set of people who like hot drinks

6. In a group of 60 people, 27 prefer cold drinks and 42 prefer hot drinks, with each participant preferring at least one of the two. How do we find the number of individuals who enjoy both coffee and tea? * Let A = Set of people who like cold drinks B = Set of people who like hot drinks

A First Course in Probability (10th Edition)
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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Multiple choice: Select the correct answer.

A. n (A ∩ B) = n(A) + n(B) - n(A U B)

B. n (A ∩ B) = n(A U B) - n (A) + n(B)

C. n (A ∩ B) = n(A U B) + n (A) - n(B)

D. n (A ∩ B) = n(A U B) + n (B) - n(A)

6. In a group of 60 people, 27 prefer cold drinks and 42 prefer hot drinks, with each participant preferring at least one of the two. How do we find the number of individuals who enjoy both coffee and tea? * Let A = Set of people who like cold drinks B = Set of people who like hot drinks
Transcribed Image Text:6. In a group of 60 people, 27 prefer cold drinks and 42 prefer hot drinks, with each participant preferring at least one of the two. How do we find the number of individuals who enjoy both coffee and tea? * Let A = Set of people who like cold drinks B = Set of people who like hot drinks
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