Understanding Ratios

What is a ratio?

• A multiplicative comparison between two quantities describing different attributes.

• A multiplicative comparison between two quantities describing the same attribute.

• A subtractive comparison between two quantities.

• A division between two unrelated quantities.

Tags

CCSS.7.RP.A.2

How can ratios be represented?

• Only as fractions.

• Using words, colons, or as fractions.

• Solely through graphical representation.

• Exclusively with tables.

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CCSS.7.RP.A.2

What does a part-to-part ratio compare?

• A part of a group to the whole group.

• Two unrelated groups.

• The whole group to a part of another group.

• Two parts within the same group.

Tags

CCSS.7.RP.A.2

What is the ratio of purple buttons to yellow buttons?

• 1 to 11

• 6 to 5

• 5 to 6

• 11 to 1

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CCSS.6.RP.A.1

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What is the simplified ratio of total stars to purple stars?

• 12 to 3

• 4 to 1

• 3 to 12

• 1 to 4

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CCSS.6.RP.A.1

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In a ratio table, what does a scale factor do?

• Divides the quantities to find the original ratio.

• Extends the pattern by multiplying the quantities.

• Changes the ratio to a non-equivalent one.

• Simplifies the ratio to its lowest terms.

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

How can you find the total number of students from a given ratio?

• By multiplying the two parts of the ratio.

• By subtracting one part from another.

• By dividing one part by another.

• By adding the two parts of the ratio together.

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CCSS.7.RP.A.2

CCSS.7.RP.A.3

If 36 students purchase their lunch, how many will bring their lunch?

• 20 students

• 24 students

• 16 students

• 12 students

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CCSS.3.OA.C.7

What does a graph representing ratios typically show?

• The division of one quantity by another.

• The sum of two quantities over time.

• The multiplicative relationship between two quantities.

• The difference between two quantities.

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

How many tablets need to be sold to earn 750 dollars, according to the graph?

• 10 tablets

• 5 tablets

• 3 tablets

• 15 tablets

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CCSS.7.EE.B.3

CCSS.7.EE.B.4

CCSS.7.RP.A.2

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