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Video Transcript: Ratios: Application of Ratios: Roofs and Ramps

Video Transcript: Ratios: Application of Ratios: Roofs and Ramps

What Are Ratios?

A ratio is the relationship between two or more quantities among a group of items. Let's look at an example.

An example of the ratio of groups of coins.

Here is a collection of coins. The ratio of pennies to dimes can be expressed as a ratio, and a ratio can be written in three different, but equivalent ways.

 

When expressed as fractions, ratios can then be rewritten as fractions in simplest form.

An example of the ratio of groups of coins.

For some groupings, you can write a ratio that includes three terms.

An example of the ratio of groups of coins.

Ratios usually include similar types of objects. Here is a collection of different types of balls.

An example of the ratio of groups of balls.

Rates are a special type of ratio. Rates involve different types of quantities. Here is an example of a rate involving cost and weight. 

An example of a rate.

This is the transcript that goes with the video segment entitled Video Tutorial: Ratios: Application of Ratios: Roofs and Ramps.

This is part of a collection of video transcripts for the video tutorial series on Ratios. To see the complete collection of transcripts, click on this link.

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Common Core Standards CCSS.MATH.CONTENT.6.RP.A.2, CCSS.MATH.CONTENT.6.RP.A.1, CCSS.MATH.CONTENT.7.RP.A.1
Grade Range 6 - 8
Curriculum Nodes Algebra
    • Ratios, Proportions, and Percents
        • Applications of Ratios, Proportions, and Percents
Copyright Year 2020
Keywords equal ratios, roof, ramp