Unit 3 Daily - Ratios, Rates, & Proportionality

• 6x = 8

• 4x = 12

• 2x = 24

• 3x = 9

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7.4

7.4.D

• 14

• 7

• 21

• 18

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7.4

7.4.D

7.10.A

Ms. L has a marble collection with a ratio of 2 big marbles for every 3 small marbles. If Ms. L has 18 big marbles, how many small marbles are in her collection?

• 6

• 9

• 18

• 27

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7.4.D

What is the unit rate or cost per item if you pay $28 for 7 items?

• $35.00

• $21.00

• $14.00

• $4.00

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7.4.B

7.4.D

What is the unit rate or cost per item if you pay $3 for 4 items?

• $0.25

• $0.75

• $1.00

• $1.33

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7.4.B

If Ryder paid $70 for 20 gallons of gas, how much was each gallon?

• $5.00

• $4.50

• $3.50

• $4.25

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7.4.B

Two stores are selling the same items.

-Store B sells 3 items for $10

-Store A sells 5 items for $15

Which store has the better buy?

• Store A

• Store B

• Both stores have the same unit rate

• Neither store has the better unit rate

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7.4.B

If 1 gallon of water costs $0.15, about how much would it cost to fill a 1000 gallon swimming pool?

• $150

• $175

• $225

• $315

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7.4.D

Which set of ratios is equivalent to 4:5?

A college has 19 engineering students for every 81 students enrolled. If the college has exactly 750 students, approximately how many are engineering students?

• 176

• 143

• 607

• 165