Ratios

The ratio of red counters to blue counters is 3 : 1

What fraction of the counters are blue?

• ¹/₄

• ³/₄

• ¹/₃

• ³/₁

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

A bag of marbles comes with 3 blue marbles, 2 red marbles, and 5 yellow marbles. What is the ratio of red to yellow?

• 2 to 5
• 5 to 3
• 3 to 5
• 5 to 2

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is a Ratio?

• Is a comparison of two quantities 
• To multiply two fractions 
• A number over another number
• Two decimals that can be multiplied

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is an equivalent ratio to 3/4?

• 1/4
• 4/5
• 12/16
• 14/18

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CCSS.6.RP.A.3A

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

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

Are the ratios 2:1 and 18:9 equivalent?

• No

• Yes

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CCSS.6.RP.A.1

CCSS.6.RP.A.3

A ratio can be written how many ways?

• 1
• 2
• 3
• 4

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which is NOT a way to write a ratio?

• 3/5
• 3.5
• 3:5
• 3 to 5

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

There are 14 dogs and 13 cats. What is the ratio of dogs to cats?

• 13:14
• 14:13
• 27:14
• 14:27

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CCSS.6.RP.A.1

CCSS.6.RP.A.2