Use the counting unions method, counting cartesian product or pigeon principle method to get the answer There are 39 3rd graders in a school, each of whom likes at least one genre of books. There are 3 popular genres among the students: fiction, fantasy, and mystery: • 16 like Realistic Fiction; • 25 like Fantasy; • 18 like Mystery; • 12 like Realistic ction and Fantasy; • 5 like Realistic Fiction and Mystery; • 8 like fantasy and mystery. Answer the following questions: 1. How many students like either Realistic Fiction, Mystery or both? 2. How many children like all 3 genres of books? 3. How many students like exactly 2 genres? 4. How many students like exactly 1 genre?
Use the counting unions method, counting cartesian product or pigeon principle method to get the answer
There are 39 3rd graders in a school, each of whom likes at least one genre of books. There are 3 popular genres among the students: fiction, fantasy, and mystery:
• 16 like Realistic Fiction;
• 25 like Fantasy;
• 18 like Mystery;
• 12 like Realistic ction and Fantasy;
• 5 like Realistic Fiction and Mystery;
• 8 like fantasy and mystery.
Answer the following questions:
1. How many students like either Realistic Fiction, Mystery or both?
2. How many children like all 3 genres of books?
3. How many students like exactly 2 genres?
4. How many students like exactly 1 genre?
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