Ratios Rates and Unit Rates

Express the ratio as a fraction in simplest form:
18 ounces to 3 cups

• 6 to 1

• 1/6

• 18/3

• 3/18

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

The table shows the cost of long distance calls based on the number of minutes used. Is there a constant rate of change, and if so what is it?

• Yes, 10 calls per minute

• Yes, $.10 per minute

• Yes, $.40 per minute

• Not a constant rate

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CCSS.HSF-LE.A.1B

• a
• b
• c
• d

• a
• b
• c
• d

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CCSS.6.RP.A.3B

• a
• b
• c
• d

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CCSS.6.RP.A.3B

• a
• b
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• d

• a
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• d

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CCSS.6.RP.A.3B

• a
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• d

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CCSS.6.RP.A.3A

• a
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CCSS.6.RP.A.3A

• 5:12
• 7:12
• 5:7
• 7:5

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CCSS.6.RP.A.1

CCSS.6.RP.A.2