Ch 7: Saxon Algebra 2: Ratio & Proportion

About This Chapter

The Ratio & Proportion chapter of this Saxon Algebra 2 Companion Course helps students learn the essential lessons associated with ratio and proportion. Each of these simple and fun video lessons is about five minutes long and is sequenced to align with the Ratio & Proportion textbook chapter.

How It Works:

  • Identify the lessons in the Saxon Ratio & Proportion chapter with which you need help.
  • Find the corresponding video lessons with this companion course chapter.
  • Watch fun videos that cover the ratio and proportion topics you need to learn or review.
  • Complete the quizzes to test your understanding.
  • If you need additional help, rewatch the videos until you've mastered the material or submit a question for one of our instructors.

Students will learn:

  • Word problems involving ratios
  • Ratio problems involving totals
  • Ideal gas law ratios
  • Scale factors
  • Proportions with chemical compounds

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5 Lessons in Chapter 7: Saxon Algebra 2: Ratio & Proportion
Test your knowledge with a 30-question chapter practice test
How to Solve Ratio Word Problems

1. How to Solve Ratio Word Problems

We see ratios all around us every day. From the grocery store, to forecasting into the future, to enlarging or shrinking pictures, a command of ratios can be a powerful math tool. In this lesson, learn how to solve word problems with ratios in them.

Solving Ratio Problems Involving Totals

2. Solving Ratio Problems Involving Totals

A brief review of what ratios are will be given, and then we will look at ratio problems involving totals. We will look at the steps involved in solving these types of problems using various examples.

Ideal Gas Law Ratios

3. Ideal Gas Law Ratios

The Ideal Gas Law is used primarily in chemistry. The formula is PV = nRT. We can use this in solving problems involving gases and solve the equation for any of the variables to find our unknown.

Applying Scale Factors to Perimeter, Area, and Volume of Similar Figures

4. Applying Scale Factors to Perimeter, Area, and Volume of Similar Figures

How do shapes change sizes yet retain their proportions and similarities to other shapes? In this lesson, we'll look at what a scale factor is and how to apply it. We'll consider scale factors with regards to three different aspects of similar shapes: perimeter, area and volume.

How to Use Proportions With Chemical Compounds

5. How to Use Proportions With Chemical Compounds

Much of chemistry deals with the proportions of elements in chemical compounds. In this lesson, we will investigate characteristics of these proportions and go through some applications of these proportions.

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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