Foundations Of Functions Test Review

13 Questions | Total Attempts: 165

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Foundations Of Functions Test Review

Select the correct choice for each of the following questions and score a perfect!


Questions and Answers
  • 1. 
    Buffalo Wings-R-Us is running a promotion on their rib baskets for $5.00 each.  Shelby decided to use her $50 gift card to buy rib baskets for herself and her friends.  This situation can be represented by the equation g = 50 – 5r. Which of the following statements is NOT true for this relationship?
    • A. 

      As the number of rib baskets purchased increases, the amount of money remaining on the gift card decreases.

    • B. 

      The number of rib baskets depends on the amount of money left on the gift card.

    • C. 

      The variable g in the equation represents the amount of money left on the gift card.

    • D. 

      The ordered pair (6, 20) fits this scenario and equation.

  • 2. 
    Buffalo Wings-R-Us is running a promotion on their rib baskets for $5.00 each.  Shelby decided to use her $50 gift card to buy rib baskets for herself and her friends.  This situation can be represented by the equation g = 50 – 5r. What does the ordered pair (10, 0) mean in this relationship?
    • A. 

      If Shelby purchases 0 rib baskets, she will have $10 remaining on her gift card.

    • B. 

      If Shelby purchases 0 rib baskets, she will have $40 remaining on her gift card.

    • C. 

      If Shelby purchases 10 rib baskets, her gift card will be worth $10.

    • D. 

      If Shelby purchases 10 rib baskets, her gift card will be worth $0.

  • 3. 
    Buffalo Wings-R-Us is running a promotion on their rib baskets for $5.00 each.  Shelby decided to use her $50 gift card to buy rib baskets for herself and her friends.  This situation can be represented by the equation g = 50 – 5r. Predict what would happen if Shelby purchased 15 rib baskets?
    • A. 

      She would have $7 remaining on the gift card.

    • B. 

      She would have $35 remaining on the gift card.

    • C. 

      She would have overspent by $15.

    • D. 

      She would have overspent by $25.

  • 4. 
    Which relationship below describes a positive correlation?  
    • A. 

      The amount of time I exercise and the calories that I burn.

    • B. 

      The number of times I brush my teeth each day and the number of cavities I have.

    • C. 

      The age of a tadpole and the length of its tail.

    • D. 

      The amount of time I spend studying and number of cupcakes I eat.

  • 5. 
    The scatterplot below shows the test scores and hours of study for a sample of college students. About how many hours of study should a college student expect to spend to earn a test score of 90?  
    • A. 

      25 hours

    • B. 

      40 hours

    • C. 

      30 hours

    • D. 

      35 hours

  • 6. 
    The scatterplot below shows the test scores and hours of study for a sample of college students. If a student spends 26 hours studying, what test score should he expect to earn?
    • A. 

      Between 85 and 95

    • B. 

      Between 75 and 85

    • C. 

      Between 65 and 75

    • D. 

      Not enough information is given to determine the test score

  • 7. 
    The scatterplot below shows the test scores and hours of study for a sample of college students. A student wants to earn a test score of 95.  Predict how many hours he should expect to study.
    • A. 

      About 40 hours

    • B. 

      About 35 hours

    • C. 

      About 50 hours

    • D. 

      About 33 hours

  • 8. 
    Jason rides his bike at a rate of 12 miles per hour for 36 miles as shown in the graph below Which of the following statements is NOT true about this scenario?  
    • A. 

      The domain is from 0 to 3 hours, inclusive

    • B. 

      The range is from 0 to 36 miles, inclusive.

    • C. 

      The data for this scenario is continuous.

    • D. 

      The data for this scenario is discrete.

  • 9. 
    Michelle needs to sell 8 magazine subscriptions to attend the fundraising party and she plans to only sell 8 magazines.  Each subscription costs $10.  The graph below shows this relationship Which of the following statements is true about this relationship?
    • A. 

      The data for this relationship is continuous.

    • B. 

      The data for this relationship is discrete.

    • C. 

      The domain is $0 to $80, inclusive.

    • D. 

      The range is 0 to 8 magazines, inclusive.

  • 10. 
    Abby took a trip to see her aunt and uncle in Lubbock, Texas.  The graph below represents her trip.         Which of the following describes the correct domain and range for the situation above?  
    • A. 

      Domain: The distance is from 0 to 600 miles. Range: The time is from 0 to 10 hours.

    • B. 

      Domain: The time is from 0 to 10 hours. Range: The distance is from 0 to 600 miles.

    • C. 

      Domain: The time is from 0 to 11 hours. Range: The distance is from 0 to 600 miles.

    • D. 

      Domain: The time is from 0 to 11 hours. Range: The distance is from 0 to 400 miles.

  • 11. 
    Austin collected the data below in a survey he conducted with 9th graders. If he entered the data into the lists of his graphing calculator, which window settings would be  appropriate for his survey data?  
    • A. 

      X min = 50, x max = 75, y min = 0, y max = 15

    • B. 

      X min = 60, x max = 75, y min = 5, y max = 10

    • C. 

      X min = 0, x max = 65, y min = 0, y max = 10

    • D. 

      X min = 0, x max = 15, y min = 50, y max = 75

  • 12. 
    The scatterplot below shows the gas mileage and weight of different vehicles.  Which of the following is the best interpretation of this scattterplot?
    • A. 

      As the weight of the vehicle increases, the gas mileage stays the same.

    • B. 

      Vehicles that weigh the least seem to have higher gas mileage.

    • C. 

      Vehicles that weigh the most seem to have higher gas mileage.

    • D. 

      As the weight of the vehicle decreases, the gas mileage stays the same.

  • 13. 
    Which of the following are the domain and range for the graph shown below?
    • A. 
    • B. 
    • C. 
    • D. 
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