# Combinatorics & the Pigeonhole Principle

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

### Which statement best describes combinatorics?

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### 2. Suppose you are at a small get-together at a friend's house, and there are 13 people there, including yourself. When it comes to birthdays of the people at the party and the pigeonhole principle, which of the following statements must be true?

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## About This Quiz & Worksheet

This combination of a quiz and worksheet looks at the concept of combinatorics. Questions ask you about the best way to describe combinatorics along with the idea behind the pigeonhole principle.

## Quiz & Worksheet Goals

You can find the following concepts in the questions of the quiz:

• Definition of combinatorics
• The pigeonhole principle
• Examples of problems that can be solved with the pigeonhole principle

## Skills Practiced

• Information recall - remember what you have learned about the pigeonhole principle
• Knowledge application - use what you know to answer questions about problems that rely on the pigeonhole principle to solve
• Defining key concepts - ensure that you can properly describe combinatorics

## Additional Learning

For some more information about combinatorics, visit the lesson titled Combinatorics & the Pigeonhole Principle. You'll see several examples of the pigeonhole principle in action with problems involving:

• Colored gloves
• The alphabet
• Days in the year
Final Exam
Chapter Exam

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