# Ch 37: TACHS: Probability & Permutations

Let the Probability & Permutations chapter of our TACHS test prep course help you prepare for the math section of the TACHS. The lessons in this chapter will make working with probabilities and permutations easy.

## TACHS: Probability & Permutations - Chapter Summary

If you've ever played a game of cards or a board game that involved dice or a spinner, you've worked with probabilities whether you realized it at the time or not. These lessons show you how to calculate them mathematically so that you'll be prepared for the TACHS exam. The videos contain the following material:

• Calculating simple conditional probabilities
• Dependent vs. independent events, permutations
• Using the fundamental counting principle
• Calculating permutations and combinations

These video lessons make review effective, easy and fun. They're written in a lively, entertaining style that engages your attention, and you have quizzes to help you check your knowledge. You can review the videos as often as you like, go to specific sections using the timeline feature, and ask questions whenever you need help.

### TACHS: Probability & Permutations Chapter Objectives

The TACHS exam covers four subject areas: reading, writing, math and general reasoning skills. Passing the test is required for entry into many Catholic high schools, and the test also serves as a placement guide for students entering ninth-grade classes. This chapter aligns with the mathematics subtest.

The test is paper-based, and all questions are in multiple choice form. Following each question is a list of several possible responses, from which you select the one that answers the question correctly.

7 Lessons in Chapter 37: TACHS: Probability & Permutations
Test your knowledge with a 30-question chapter practice test
Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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