20) In a survey at a shopping mail, 120 p
for stores shopped.
62 shopped in Dillards.
67 shopped in Sears.
32 shopped in Dillards and Sears.
12 shopped in all three.
71 shopped in J. C. Penney
37 shopped in Dillards and J. C. Penney
40 shopped in J. C. Penney and Sears.
b) 62
C) 73
d) 18
e)s
a)40
Choices
200-200
C) 18
b)40
c)28 d)3a e 41
200-200
Determine the number of people who shopped:
a.) only Dillards.
20 a)
20 b)
b.) exactly two of the three stores.
200)
c.) exactly one of the three stores.
20d)
d.) Sears and Penney, but not Dillards.
20e)
e.) Sears or Penney, but not Dillards.

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?