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Mathematics, 21.06.2019 19:00
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?
Answers: 3
Mathematics, 22.06.2019 01:00
The collection of beautiful oil paintings currently on display at an art gallery well defined; set not well defined; not a set
Answers: 2
Mathematics, 22.06.2019 01:30
Cherie works in retail and her weekly salary includes commission for the amount she sells. the equation s=400+0.15c models the relation between her weekly salary, s, in dollars and the amount of her sales, c, in dollars. interpret the slope of the equation.
Answers: 3
English, 15.07.2019 19:40
English, 15.07.2019 19:40
English, 15.07.2019 19:40
Biology, 15.07.2019 19:40
English, 15.07.2019 19:40
English, 15.07.2019 19:40
English, 15.07.2019 19:40
English, 15.07.2019 19:40
English, 15.07.2019 19:40
English, 15.07.2019 19:40