# Ch 4: ORELA Math: Ratios & Proportions

These quick, entertaining videos cover ratios and proportions to help you prepare for your ORELA Math assessment. If you have any questions as you work through the chapter, be sure to ask our instructors for assistance.

## ORELA Math: Ratios & Proportions - Chapter Summary

If you need help studying ratios and proportions for your ORELA Math certification exam, you've come to the right place. These short video lessons break down the concepts you need to know, making them easy to understand. Topics include:

• How to determine constant and average rates
• Definition and applications of proportion
• Making calculations with ratios and proportions
• Scale factors for perimeter, area and volume of figures

Each video is followed by a companion transcript that highlights key ideas and provides a great resource for additional review. Let our instructors know if you have any questions about the ratios and proportions ideas presented in this chapter.

### Objectives of the ORELA Math: Ratios & Proportions Chapter

This chapter offers a number of resources designed to help you master the ratios and proportions topics you'll likely encounter under the measurement and geometry portion of your ORELA certification assessment, which is 19% of your grade. The remainder of the test is devoted to the following content areas: math processes and number sense (19%); patterns, algebra and functions (24%); trig and calculus (19%); and stats, probability and discrete mathematics (19%).

The computer-administered assessment allows you four hours and fifteen minutes to work through all 150 multiple-choice questions. The lesson quizzes in this chapter mimic the ORELA multiple-choice style so you can get comfortable with the test format and assess your test-taking pace before your exam date.

5 Lessons in Chapter 4: ORELA Math: Ratios & Proportions
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

### Earning College Credit

Did you know… We have over 220 college courses that prepare you to earn credit by exam that is accepted by over 1,500 colleges and universities. You can test out of the first two years of college and save thousands off your degree. Anyone can earn credit-by-exam regardless of age or education level.