# Ch 27: Time, Proportions, Ratios, Rates, Velocity & Density

### About This Chapter

Complete the lessons and assessments in this chapter to improve your skills solving math problems with ratios, proportions and rates. These lessons will also deepen your understanding of how to find measures of density, time and velocity.

## Time, Proportions, Ratios, Rates, Velocity & Density - Chapter Summary

The objective of this chapter is to help you improve your skills solving problems with proportions, ratios and rates, in addition to providing you with a way to improve your understanding of problems with time, velocity and density. Our professional instructors have assembled these lessons to help you with:

• Finding answers for math problems with measures of time
• Completing calculations with ratios and proportions
• Defining equivalent ratios
• Completing problems with rates
• Solving for density
• Finding measures of velocity

These lessons are also mobile-device compatible so that you may have a versatile way to study the material. Also, take the lesson quizzes to discover topics you don't understand and return to the lessons to reinforce your understanding of those subjects. At the end of the chapter, complete the practice chapter exam for an additional assessment of your skill and knowledge.

6 Lessons in Chapter 27: Time, Proportions, Ratios, Rates, Velocity & Density
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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### Other Chapters

Other chapters within the OSAT Elementary Education (CEOE) (050/051): Practice & Study Guide course

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