Ratios and Proportions

Use the Cross Products Property to solve the proportion.

• n = 4

• n = 14

• n = 208

• n = 16

You are planning a party. Your friend tells you how much she paid for five party grab bags. How much will it cost you to buy eight of the grab bags for your party?

• $31.50

• $140.00

• $45.50

• $28.00

Find the unit rate, $3.60 for 20 ounces

• $0.16 per ounce

• $0.18 per ounce

• $0.22 per ounce

• $0.13 per ounce

Use a graph to tell whether x and y are in a proportional relationship.

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Use a graph to tell whether x and y are in a proportional relationship.

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Use the table to write a proportion.

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Use the table to write a proportion.

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Tell whether the ratios form a proportion.

• Yes

• No

Tell whether the ratios form a proportion.

• Yes

• No

What is the slope of the ski hill? Be sure to simplify your ratio.

• 1100/350

• 350/1100

• 7/22

• 22/7