Question
Book Purchases A survey of 85 customers was taken at Barnes & Noble regarding the types of books purchased. The survey found that: 44 purchased
Book Purchases A survey of 85 customers was taken at Barnes & Noble regarding the types of books purchased. The survey found that: 44 purchased mysteries. 33 purchased science fiction. 29 purchased romance novels. 13 purchased mysteries and science fiction. 5 purchased science fiction and romance novels. 11 purchased mysteries and romance novels. 2 purchased all three types of books. How many of the customers surveyed purchased a) only mysteries? b) mysteries and science fiction, but not romance novels? c) mysteries or science fiction? d) mysteries or science fiction, but not romance novels? e) exactly two types?
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The Art And Craft Of Problem Solving
Authors: Paul Zeitz
3rd Edition
1119094844, 9781119094845
