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MIDDLE SCHOOL

Mathematics (Grade 7)

Ratio and Proportional Relationships

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Ratio and Proportional Relationships: Constant of Proportionality (k)

What is the Constant of Proportionality?

Description

What Is the Constant of Proportionality?
Introduction

In a proportional relationship, two quantities change together in a predictable way. The constant of proportionality explains how one quantity is related to th...

Transcript

Maya gets paid for walking dogs on weekends. She earns $60 for 4 hours, $90 for 6 hours, and $150 for 10 hours.

Let’s find out how much money Maya earns per hour. To do this, divide the total money by the number of hours worked.

60 divided by 4 equals 15, 90 divided by 6 equals 15, and 150 divided by 10 equals 15.

Even though ...

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