Please help I need the answer before 9
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Answers: 1
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, 21.06.2019 19:30
Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?
Answers: 2
Mathematics, 21.06.2019 20:30
Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.
Answers: 3
Mathematics, 17.05.2021 23:10
Mathematics, 17.05.2021 23:10
Mathematics, 17.05.2021 23:10
Mathematics, 17.05.2021 23:10
Mathematics, 17.05.2021 23:10
Mathematics, 17.05.2021 23:10
Mathematics, 17.05.2021 23:10
Mathematics, 17.05.2021 23:10
History, 17.05.2021 23:10