The class field trip to the zoo was a huge success! The kids especially liked the bears, the dolphins, the monkeys, and the elephants. Taking a poll, the teachers found the following: all those who liked bears also liked the monkeys. Half of those who liked dolphins also liked monkeys. There were 24 who liked dolphins. However, none of those who liked elephants also liked bears. There were 16 who liked dolphins but not elephants. All those who liked elephants also liked monkeys. Half of those who liked elephants also liked dolphins. None who liked bears also liked dolphins. There were 9 who liked only monkeys. There were 15 who liked bears. How many liked monkeys? How many liked monkeys, elephants, and dolphins – all 3?
The class field trip to the zoo was a huge success! The kids especially liked the bears, the dolphins, the monkeys, and the elephants. Taking a poll, the teachers found the following: all those who liked bears also liked the monkeys. Half of those who liked dolphins also liked monkeys. There were 24 who liked dolphins. However, none of those who liked elephants also liked bears. There were 16 who liked dolphins but not elephants. All those who liked elephants also liked monkeys. Half of those who liked elephants also liked dolphins. None who liked bears also liked dolphins. There were 9 who liked only monkeys. There were 15 who liked bears. How many liked monkeys? How many liked monkeys, elephants, and dolphins – all 3?
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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The class field trip to the zoo was a huge success! The kids especially liked the bears, the dolphins, the monkeys, and the elephants. Taking a poll, the teachers found the following: all those who liked bears also liked the monkeys. Half of those who liked dolphins also liked monkeys. There were 24 who liked dolphins. However, none of those who liked elephants also liked bears. There were 16 who liked dolphins but not elephants. All those who liked elephants also liked monkeys. Half of those who liked elephants also liked dolphins. None who liked bears also liked dolphins. There were 9 who liked only monkeys. There were 15 who liked bears. How many liked monkeys? How many liked monkeys, elephants, and dolphins – all 3?
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