Of 180 people chosen at random, 37 read books, 39 read magazines, 50 read newspapers, 62 read books or magazines, 8 books and newspapers, 92 books, magazines or newspapers, 20 only books, 12 magazines and newspapers, but no books. Determine iv. Number of people who read magazines, but not newspapers. v. Number of people who do not read newspapers. vi. Number of people who do not read any of these publications.

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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Of 180 people chosen at random, 37 read books, 39 read magazines, 50 read newspapers, 62 read books or magazines, 8 books and newspapers, 92 books, magazines or newspapers, 20 only books, 12 magazines and newspapers, but no books.
Determine

iv. Number of people who read magazines, but not newspapers.
v. Number of people who do not read newspapers.
vi. Number of people who do not read any of these publications.

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