Intro to Ratios Review

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

A ratio can be written as all the ways below EXCEPT which one?

• 3=4
• 3:4
• 3/4
• 3 to 4

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CCSS.6.RP.A.1

Like fractions, ratios should ALWAYS be written in......

• decimal form.

• simplest form.

• common multiples.

• cursive handwriting.

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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.3

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.3

What is the ratio of triangles to squares?

• 2:6
• 5:6
• 3:4
• 4:3

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

There are 4 birds and 6 snakes. What is the ratio of birds to total animals in simplest form?

• 2/5

• 4/6

• 4/10

• 10/4

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CCSS.6.RP.A.1

CCSS.6.RP.A.3

Amy plays basketball. Write the ratio of 12 baskets in 18 total attempts as a fraction in simplest form.

• 3 to 2

• 6 to 9

• 2:3

• 12/18

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CCSS.6.RP.A.1

CCSS.6.RP.A.3

There are 60 cookies and 10 cupcakes leftover at a bake sale. What is the ratio of cupcakes to cookies? Write your answer in simplest form.

• 6 to 1

• 1:6

• 30:5

• 14:56

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CCSS.6.RP.A.1

CCSS.6.RP.A.3

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

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3