Question
Please explain to me how to get the correct answers to these questions. A survey of 59 customers was taken at a bookstore regarding the
Please explain to me how to get the correct answers to these questions.
A survey of 59 customers was taken at a bookstore regarding the types of books purchased. They survey found that 35
customers purchased mysteries 28 purchased science fiction, 21 purchased romance novels, 15 purchased mysteries and science fiction, 11 purchased mysteries and romance novels, 7 purchased science fiction and romance novels, and 3 purchased all three types of books.
A. How many of the customers surveyed purchased only science fiction?
B. How many purchased mysteries and science fiction, but not romance novels?
C. How many purchased mysteres or science fiction?
D. How many purchased mysteries or science fiction, but not romance novels?
E. How many purchased exactly two types of books?
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Contemporary Business Mathematics With Canadian Applications
Authors: Ali R. Hassanlou, S. A. Hummelbrunner, Kelly Halliday
12th Edition
0135285011, 978-0135285015
