Introduction to Ratios and Rates

Simplify the ratio of
35 : 14

• 5 : 2

• 2 : 5

• 3 : 1

• 35: 14

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

In the fruit bowl there are 4 apples, 2 bananas, and 5 pears.  What is the ratio of pears to ALL fruit?

• 5:4

• 5:11

• 2:5

• 6:5

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Lynnette can wash 95 cars in 5 days. How many cars does she wash each day?

• 475 cars per day

• 19 cars per day

• .05 cars per day

• 15 cars per day

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CCSS.3.OA.A.3

If Kevin is mixing 35 oz of yellow paint, he will need how many oz of red?

• 21 oz

• 24 oz

• 33 oz

• 18 oz

What is the missing number in the ratio table?

• 72

• 85

• 76

• 90

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

CCSS.6.RP.A.2

What is a rate?

• A ratio of two measures having different units.

• Another name for a ratio.

• A comparison between two quantities

• A simplified rate so that it has a denominator of one.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

A _________ is an organized way to show the relationship between two different quantities.

• decimals

• fraction

• ratio table

• percents

A ratio can be written in the three ways shown in the image.

• true

• false

• sometimes

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

A class has 15 boys and 20 girls. What is the boy:girl ratio in simplest form?

• 4 to 5

• 10 to 13

• 3:4

• 3:5

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CCSS.6.RP.A.1

CCSS.6.RP.A.2