A survey of 73 customers was taken at a bookstore regarding the types of books purchased. The survey found that 45 customers purchased mysteries 37 purchased science fictionfiction, 30 purchased romance novels 2020 purchased mysteriesmysteries and sciencescience fictionfiction, 1717 purchased mysteriesmysteries and romanceromance 1313 purchased sciencescience fictionfiction and romanceromance novelsnovels, and 55 purchased all three types of books. a) How many of the customers surveyed purchased only science fictionscience fiction? b) How many purchased mysteriesmysteries and sciencescience fictionfiction, but not romanceromance novelsnovels? c) How many purchased mysteriesmysteries or sciencescience fictionfiction? d) How many purchased mysteriesmysteries or sciencescience fictionfiction, but not romanceromance novelsnovels? e) How many purchased exactly two types of books?
A survey of 73 customers was taken at a bookstore regarding the types of books purchased. The survey found that 45 customers purchased mysteries 37 purchased science fictionfiction, 30 purchased romance novels 2020 purchased mysteriesmysteries and sciencescience fictionfiction, 1717 purchased mysteriesmysteries and romanceromance 1313 purchased sciencescience fictionfiction and romanceromance novelsnovels, and 55 purchased all three types of books. a) How many of the customers surveyed purchased only science fictionscience fiction? b) How many purchased mysteriesmysteries and sciencescience fictionfiction, but not romanceromance novelsnovels? c) How many purchased mysteriesmysteries or sciencescience fictionfiction? d) How many purchased mysteriesmysteries or sciencescience fictionfiction, but not romanceromance novelsnovels? e) How many purchased exactly two types of books?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
A survey of
73
customers was taken at a bookstore regarding the types of books purchased. The survey found that
45
customers purchased
mysteries
37
purchased
science
fictionfiction,
30
purchased
romance
novels
2020
purchased
mysteriesmysteries
and
sciencescience
fictionfiction,
1717
purchased
mysteriesmysteries
and
romanceromance
1313
purchased
sciencescience
fictionfiction
and
romanceromance
novelsnovels,
and
55
purchased all three types of books.a) How many of the customers surveyed purchased only
science fictionscience fiction?
b) How many purchased
mysteriesmysteries
and
sciencescience
fictionfiction,
but not
romanceromance
novelsnovels?
c) How many purchased
mysteriesmysteries
or
sciencescience
fictionfiction?
d) How many purchased
mysteriesmysteries
or
sciencescience
fictionfiction,
but not
romanceromance
novelsnovels?
e) How many purchased exactly two types of books?
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