Lap 4 Quiz 1

30 Questions | Total Attempts: 870

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Lap 4 Quiz 1

Quiz covering 4-1 Identifying Linear Functions through 4-5 Direct Variation


Questions and Answers
  • 1. 
    Which of the following functions is NOT a linear function?
    • A. 
    • B. 
    • C. 
    • D. 
  • 2. 
    What is the x-intercept of  ?
    • A. 

      2

    • B. 

      3

    • C. 

      6

    • D. 

      Not here

  • 3. 
    Which is the graph of the line described by the equation ?
    • A. 
    • B. 
    • C. 
    • D. 

      Not here

  • 4. 
    Which of the following set of ordered pairs satisfy a linear function?
    • A. 

      (–2, 5), (–1, 2), (0, 1), (1, 2), (2, 5)

    • B. 

      (–4, 1), (–2, 2), (0, 4), (2, 6), (4, 8)

    • C. 

      (2, 5), (4, 1), (6, –3), (8, –7), (10, –11)

    • D. 

      (–2, 2), (–1, 1), (0, 0), (1, 1), (2, 2)

  • 5. 
    At a fair, hamburgers sell for $3.00 each and hot dogs sell for $1.50 each. The equation 3x + 1.5y = 30 describes the number of hamburgers and hot dogs a family can buy with $30.  What does the y-intercept represent?
    • A. 

      The number of hamburgers they can buy if they buy no hot dogs

    • B. 

      The number of hot dogs they can buy if they buy no hamburgers

    • C. 

      The cost of x number of hamburgers

    • D. 

      The cost of y number of hot dogs

  • 6. 
    What is the slope of a vertical line?
    • A. 

      0

    • B. 

      Undefined

    • C. 

      Positive

    • D. 

      Negative

  • 7. 
    The table shows the distance traveled at different times during a car trip. During which time period is the rate of change the greatest?
    • A. 

      Between 0 and 1 hour

    • B. 

      Between 1 and 3 hours

    • C. 

      Between 3 and 4 hours

    • D. 

      Between 4 and 6 hours

  • 8. 
    What is the slope of a horizontal line?
    • A. 

      0

    • B. 

      Undefined

    • C. 

      Positive

    • D. 

      Negative

  • 9. 
    What is the slope of a line that moves down and to the left?
    • A. 

      0

    • B. 

      Undefined

    • C. 

      Positive

    • D. 

      Negative

  • 10. 
    What is the y-intercept of  ?
    • A. 

      2

    • B. 

      3

    • C. 

      6

    • D. 

      Not here

  • 11. 
    At a fair, hamburgers sell for $3.00 each and hot dogs sell for $1.50 each. The equation 3x + 1.5y = 30 describes the number of hamburgers and hot dogs a family can buy with $30.  What does the x-intercept represent?
    • A. 

      The number of hamburgers they can buy if they buy no hot dogs

    • B. 

      The number of hot dogs they can buy if they buy no hamburgers

    • C. 

      The cost of x number of hamburgers

    • D. 

      The cost of y number of hot dogs

  • 12. 
    What is the slope of a line that moves up and to the left?
    • A. 

      0

    • B. 

      Undefined

    • C. 

      Positive

    • D. 

      Negative

  • 13. 
    What is the x-intercept of  ?
    • A. 

      −2

    • B. 

      4

    • C. 

      8

    • D. 

      Not here

  • 14. 
    What is the slope of a line that moves up and to the right?
    • A. 

      0

    • B. 

      Undefined

    • C. 

      Positive

    • D. 

      Negative

  • 15. 
    What is the slope of a line that moves down and to the right?
    • A. 

      0

    • B. 

      Undefined

    • C. 

      Positive

    • D. 

      Negative

  • 16. 
    Which is the graph of the line described by the equation ?
    • A. 
    • B. 
    • C. 
    • D. 

      Not here

  • 17. 
    Which line has a slope of ?
    • A. 
    • B. 
    • C. 
    • D. 
  • 18. 
    Which line has a slope of ?
    • A. 
    • B. 
    • C. 
    • D. 
  • 19. 
    Which line has a slope of 2?
    • A. 
    • B. 
    • C. 
    • D. 
  • 20. 
    Which line has a slope of ?
    • A. 
    • B. 
    • C. 
    • D. 
  • 21. 
    Find the slope of the line.  Then tell what the slope represents.
    • A. 

      Slope = 1; water in tank is rising at a rate of 1 foot per minute

    • B. 

      Slope = −10; water in tank is dropping at a rate of 10 feet per minute

    • C. 

      Slope = −1; water in tank is dropping at a rate of 1 foot per minute

    • D. 

      Slope = 10; water in tank is dropping at a rate of 10 feet every 10 minutes

  • 22. 
    Find the slope of the line that contains the points (−3, 4) and (5, 2).
    • A. 
    • B. 
    • C. 
    • D. 

      Not here

  • 23. 
    Find the slope of the line that contains the points (−3, 4) and (2, 2).
    • A. 
    • B. 
    • C. 
    • D. 

      Not here

  • 24. 
    Find the slope of the line that contains the points (−3, −5) and (1, 3).
    • A. 
    • B. 
    • C. 
    • D. 

      Not here

  • 25. 
    What is the slope of the line that passes through (−2, 9) and (4, −3)
    • A. 

      2

    • B. 

      4

    • C. 

      6

    • D. 

      Not here

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