Unit 2 Practice Test

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NC.7.EE.1

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NC.7.EE.1

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NC.7.EE.1

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NC.7.EE.1

• 625 - 75n

• 375 - 125n

• 375 - 75n

• 625 - 125n

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NC.7.EE.1

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NC.7.EE.1

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NC.7.EE.2

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NC.7.EE.2

A go-cart track rents 2 kinds of vehicles, go-carts and ¼ midget cars. The expressions below represent the cost, in dollars, for renting each of the vehicles for x hours.

· The cost of a go-cart is 6.50x + 10

· The cost of a ¼ midget is 22.50x + 50

What expression would show how many more dollars it costs to rent a ¼ midget than a go-cart for x hours?

• 29x + 60

• 16x + 60

• 16x - 40

• 16x + 40

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NC.7.EE.2

Harper sells 12 pretzels per hour. Grant sells 15 pretzels per hour. This week, Grant sold an additional 18 pretzels. Which of the following expressions represents the total sales of both people this week, where H represents the number of hours that Harper worked and G represents the number of hours that Grantworked?

• 12H + 15G + 18

• 12G + 15H + 18

• 18(12g + 15H)

• 18(12H + 15G)

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NC.7.EE.2