Mathematics, 19.02.2020 08:16, DMarje

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Mathematics, 21.06.2019 19:00, ale1910

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?

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Mathematics, 21.06.2019 19:00, lightning1157blaze

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

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Mathematics, 21.06.2019 19:00, abraham1366

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42

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Mathematics, 21.06.2019 22:00, tyheath42

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?

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