A C B D. 2. Which table corresponds to the equation y = 3x 2? A B C D. 3. Which function table represents the equation y = 2x + 1?

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1 1. Jessie will be going on a hiking trip and plans to leave her cat at Pet Palace while she is awa. If Pet Palace charges an initial $20 registration fee and $7 per da of care, which table BEST represents the amount Pet Palace charges to care for a pet? C Number of Das Total Charge ($) Number of Das Total Charge ($) B D Number of Das Total Charge ($) Number of Das Total Charge ($) Which table corresponds to the equation = 3 2? B C D Which function table represents the equation = 2 + 1? B C D

2 4. Hannah noticed that the number of dog barks that are heard in her video game is dependent on the number of cars that drive down a neighborhood street in the game. Number of Cars Number of Dog Barks Which equation BEST represents the number of dog barks (b) in terms of the number of cars that drive down the street (c) during the game? b = 2c + 2 B b = 2c + 5 C c = 5b + 2 D c = 2b Which equation represents the relationship between and in the table? Y = B = 4 C = 8 D = 5 6. Which table of values corresponds to the equation = 30 3? B C D

3 7. The table represents the relationship between the values for and Which function represents the relationship between the -values and the -values shown in the table? f() = C f() = B f() = D f() = tank initiall contained 9 liters of water when Emil began to fill the tank with a water hose. The linear relationship between the number of liters of water in the tank and the time in minutes Emil has been filling the tank is represented in the table. Time (minutes) mount of Water (liters) Which description of the slope of this relationship is true? B C D The slope is 4 and represents the rate at which the water flows into the tank in minutes per liter. The slope is 4 and represents the rate at which the water flows into the tank in liters per minute. The slope is 11 and represents the rate at which the water flows into the tank in 2 minutes per liter. The slope is 11 and represents the rate at which the water flows into the tank in 2 liters per minute.

4 9. Which equation describes the relationship between and in the table? = + 2 B = 2 1 C = 2 3 D = Which function includes all the ordered pairs in the table? = 4 B = 2 2 C = 4 D = The table shows the number of ards of ribbon needed to make different numbers of bows. Number of Bows Yards of Ribbon Needed Which equation shows the relationship between the number of bows, b, and the number of ards of ribbon needed, r? r = b + 3 B r = b 3 C r = b 3 D r = b 3

5 12. Observe this Input/Output table. Input n Output? Which rule describes the function? 3n B n + 5 C n + 4 D 2n Which representation corresponds to the equation = 3 + 1? C B D

6 14. The value of a car over a period of time is shown in the table below. Years Value ($) 15,000 13,500 12,000 10,500 9,000 Which statement is true of the value of the car? B C D The initial value of the car is $15,000, and it increases b $750 ever ear. The initial value of the car is $16,500, and it increases b $750 ever ear. The initial value of the car is $15,000, and it decreases b $750 ever ear. The initial value of the car is $16,500, and it decreases b $750 ever ear. 15. The set of data in the table below represents a linear function What is the equation for this function? = B = C = D = Which equation shows how the value of depends on the value of in the table below? = B = C = 1 3 D =

7 17. Carla put a new plant in her garden. She recorded the height of the plant, in centimeters (cm), ever other da in the table below. Number of Das Height of Plant (cm) Which statement best describes the relationship shown in the table? B C D The plant was 8 cm tall when planted and grew an average of 5 cm each da. The plant was 4 cm tall when planted and grew an average of 5 cm each da. The plant was 5 cm tall when planted and grew an average of 8 cm each da. The plant was 5 cm tall when planted and grew an average of 4 cm each da. 18. The salaries for the agents at an insurance compan include a fied base plus commissions on each polic sold. The table below shows the weekl salar for one agent. Weekl Sales Weekl Salar ($) Which statement is true for the function described in the table? B C D The slope shows that the agent earns $6 as commission on each sale while the initial value shows that his fied base is $60. The slope shows that the agent earns $60 as commission on each sale while the initial value shows that his fied base is $6. The slope shows that the agent earns $0.16 as commission on each sale while the initial value shows that his fied base is $36. The slope shows that the agent earns $36 as commission on each sale while the initial value shows that his fied base is $0.16.

8 19. Sean and Julie are landscapers. Each person charges a one-time fee plus an hourl fee. Sean uses the equation = to determine the charge,, in dollars for working hours. Julie uses this table to determine the charge,, for working hours. Hours Worked Dollars Charged Which statement is true for these two landscapers? B C D Sean charges a greater one-time fee because the equation shows a greater rate of change than the table. Julie charges a greater one-time fee because the table shows a greater rate of change than the equation. Sean charges a greater one-time fee because the equation shows a greater -intercept than the table. Julie charges a greater one-time fee because the table shows a greater -intercept than the equation. 20. building suppl compan sells gravel for a fied deliver fee of $50 per order plus $75 per cubic ard. Which table correctl shows the total cost of delivered gravel for different amounts of cubic ards? Cubic Yards of Gravel C Total Cost 1 $125 2 $250 5 $ $1,250 Cubic Yards of Gravel Total Cost 1 $125 2 $150 5 $ $750 B D Cubic Yards of Gravel Total Cost 1 $75 2 $150 5 $ $750 Cubic Yards of Gravel Total Cost 1 $125 2 $200 5 $ $800

9 21. Which equation fits the data in the table below? = 3 B = C = There are 2 grams of sugar in 8 fluid ounces of a light fruit drink. Which table below shows this relationship? C Sugar (grams) Fruit Drink (fl oz.) Sugar (grams) Fruit Drink (fl oz.) B Sugar (grams) Fruit Drink (fl oz.) D Sugar (grams) Fruit Drink (fl oz.) Which function is represented b the table of values below? = 1 B = + 1 C = + 1 D = 1

10 24. n engineer measured the slopes of the four straight sections of a roller coaster track listed in the table below. The steepness of each slope is equal to the absolute value of the slope. Track Section Number Slope Which section of track has the LEST steep slope? Section 1 B Section 2 C Section 3 D Section Which equation BEST represents this set of data? = 5 C = + 3 B = 3 D = Which equation represents the relationship between m and d on the chart below? m d d = 0.06m B d = 1 m C d = 0.6m D d = 6m 6

11 27. cable compan has a basic package of 100 channels for $40 per month. Premium packages cost $7 for ever 10 additional channels. Which table represents the relationship between the number of channels in a package and the monthl cost? Number of Channels Monthl Cost C 120 $ $ $89 Number of Channels Monthl Cost 100 $ $ $140 B Number of Channels Monthl Cost D 150 $ $ $90 Number of Channels Monthl Cost 114 $ $ $ The table shows the thickness of ice on a pond as the temperature decreases in the winter. Temperature ( F) Thickness of Pond Ice (inches) Which equation BEST represents the relationship between temperature (t) and thickness of the pond ice (p) shown in the table? t = 4 0.1p C t = 0.1p + 20 B p = 4 0.1t D p = 0.1t + 20

12 29. The Economics Club is holding a fundraiser b selling school bumper stickers. The are using the equation p = 2s 20 to calculate p, the profit the will earn if the sell s stickers. Which table matches the relationship in the equation? C Stickers Sold Profit ($) Stickers Sold Profit ($) B D Stickers Sold Profit ($) Stickers Sold Profit ($) Which equation is true for all values of and in this table? 2 4 = 2 B = C = D =

13 31. Which equation could have the values shown in the table below? L P L = 2P + 24 C 32L = P + 6 B 26L = P D P = L 32. Which equation is true for all values of and in the table? Y = 1 2 B = 3 C = 3 D = table of - and -values of a linear function is shown below Which statement is true about the relationship between each pair of - and -values? The -values are twice the value of the corresponding -values. B The -values are twice the value of the corresponding -values. C The -values decrease b 2 as the corresponding -values increase b 1. D The -values increase b 2 as the corresponding -values increase b 1.