Rates as Comparison

If Chick-fil-a sells 8 nuggets for $6.00, what is the unit price?

Mathematical Equivalence

ON

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

A contractor has 12 gallons of paint which will cover 2,712 square feet. Which of the following rates best represents the relationship between the number of square feet and the number of gallons of paint?

• 226 gallons of paint per square foot

• 2,712 gallons of paint per square foot

• 226 square feet per gallon of paint

• 12 square feet per gallon of paint

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the ratio of red apples to green apples

• 7 apples to 3 green

• 4 red apples to 7 apples

• 4 red apples to 3 green apples

• 3 green apples to 4 red apples

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is a Ratio?

• Is a comparison of two quantities 

• A rate with a denominator of one

• It is when the only factor the numerator and denominator share is a one 

• Two decimals that can be multiplied

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CCSS.6.RP.A.1

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Which represents the relationship of oranges to total fruit?

• 2:6

• 2:4

• 4:6

• 4:2

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which is NOT equivalent to 3:5?

• 15:25

• 9:15

• 21:28

• 30:50

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CCSS.6.RP.A.3A

Which one is a real life example of a RATIO?

• 12 noodles

• 4 meatballs : 1 cup of sauce

• 1 jar of sauce

• 15 desserts

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which statement best describes what a ratio is.

• A number

• A comparison of two quantities using division.

• A comparison

• A comparison of many things.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Ratios can be represented as... (Select ALL answers that apply!)

• A/B

• A to B

• A : B

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the ratio of total shapes to circles?

• 3 : 4

• 4 : 3

• 7 : 3

• 3 : 7

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CCSS.6.RP.A.1

CCSS.6.RP.A.2