Ratios and Equivalent Ratios

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing the relative size of one quantity to another.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you determine if two ratios are equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, which can be determined by cross-multiplying.

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CCSS.6.RP.A.3A

Front

Simplify the ratio 35:14.

Back

The simplified form of the ratio 35:14 is 5:2.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the simplified form of the ratio 36:15?

Back

The simplified form of the ratio 36:15 is 12:5.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If Kellan burns 120 calories in 30 minutes, how many calories does he burn in 1 minute?

Back

Kellan burns 4 calories per minute.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the equivalent ratio of 2:3 when both terms are multiplied by 4?

Back

The equivalent ratio is 8:12.

Tags

CCSS.6.RP.A.3A

Front

If a recipe calls for a ratio of 2:5 of sugar to flour, how much sugar is needed for 10 cups of flour?

Back

4 cups of sugar are needed.

Front

What is the ratio of 15 to 25 in simplest form?

Back

The simplest form of the ratio 15:25 is 3:5.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you convert a ratio into a fraction?

Back

To convert a ratio into a fraction, write the first quantity as the numerator and the second quantity as the denominator.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the relationship between ratios and proportions?

Back

A proportion states that two ratios are equal.

Tags

CCSS.6.RP.A.3A