subject
Mathematics, 29.12.2019 21:31 caseychandler030418

Asurvey of 61 customers was taken at a bookstore regarding the types of books purchased. the survey found that 36 customers purchased mysteries, 30 purchased science fiction, 21 purchased romance novels, 16 purchased mysteries and science fiction, 12 purchased mysteries and romance novels, 9 purchased science fiction and romance novels, and 5 purchased all three types of books. a) how many of the customers surveyed purchased only romance novels? 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?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 14:20
If sin θ=24/25 and 0 less than or equal to θ less than or equal to π/2, find the exact value of tan 2θ. answers; a) -527/336 b) -336/527 c)7/24 d) 24/7
Answers: 3
question
Mathematics, 21.06.2019 17:10
Find the value of x for which the lines are parallel.
Answers: 1
question
Mathematics, 21.06.2019 18:10
Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.
Answers: 2
question
Mathematics, 21.06.2019 21:50
5. which description does not guarantee that a quadrilateral is a squar ajo is a parallelogram with perpendicular diagonals 0% has all sides congruent and all angles congruent o has all right angles and has all sides congruent 10% is both a rectangle and a rhombus 30%
Answers: 2
You know the right answer?
Asurvey of 61 customers was taken at a bookstore regarding the types of books purchased. the survey...
Questions
question
Mathematics, 10.03.2020 19:03
question
Mathematics, 10.03.2020 19:03
Questions on the website: 13722363