Chapter 5 Practice Test

23 Questions | Total Attempts: 335

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Chapter 5 Practice Test

Questions and Answers
  • 1. 
    Which equation describes the line with a slope of 2 that contains the point (4, -3)?
    • A. 

      Y - 4 = 2(x + 3)

    • B. 

      2(y - 3) = x + 4

    • C. 

      Y + 3 = 2(x - 4)

    • D. 

      2(y + 4) = x + 3

  • 2. 
    Here are four linear equations: I.  4x + 3y = 15 II.  3x - 4y = -8 III.  IV.   Which pair of lines are parallel?
    • A. 

      I and II

    • B. 

      I and III

    • C. 

      II and IV

    • D. 

      III and IV

  • 3. 
    Which equation describes a line that passes through  (-6, 8)  and is perpendicular to the line described by y= 2x - 4?
    • A. 

      Y = -2x - 4

    • B. 
    • C. 
    • D. 

      Y = 2x + 20

  • 4. 
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 5. 
    A vacation home in Orlando, Florida, rents for $105 per day. The function f(x) = 105x gives the cost of renting the home for x days. What is the domain of this function?
    • A. 
    • B. 

      (0, 1, 2, 3,...)

    • C. 

      (0, 105, 210, 315, ...)

    • D. 

      All real numbers

  • 6. 
    A parking meter gives 30 minutes for each quarter and 6 minutes for each nickel. The equation 30x +  6y =  60 describes the number of quarters x and nickels y that you need to park for 60 minutes. What does the x-intercept represent?
    • A. 

      You need 2 quarters and no nickels to park for 60 minutes.

    • B. 

      You need 10 nickels and no quarters to park for 60 minutes.

    • C. 

      You need 6 nickels and no quarters to park for 60 minutes.

    • D. 

      You need 30 quarters and no nickels to park for 60 minutes.

  • 7. 
    This table shows the U.S. federal minimum hourly wage in different years. During which time interval did the wage increase at the greatest rate?
    • A. 

      1979 to 1980

    • B. 

      1980 to 1981

    • C. 

      1981 to 1990

    • D. 

      1990 to 1991

  • 8. 
    Find the slope of this line.
    • A. 
    • B. 
    • C. 
    • D. 
  • 9. 
    Find the slope of the line that contains the points (1, -1) and (-2, 8)
    • A. 

      -5

    • B. 

      -3

    • C. 
    • D. 
  • 10. 
    Which equation is NOT a direct variation?
    • A. 

      Y = 50x

    • B. 

      5x + 2y = 10

    • C. 

      -2y = x

    • D. 

      -3x + 2y = 0

  • 11. 
    Which equation describes the line with a slope of 5 and y-intercept of -3?
    • A. 

      Y = -3x + 5

    • B. 

      Y = 3x - 5

    • C. 

      Y = 5x - 3

    • D. 

      Y = 5x + 3

  • 12. 
    Which graph shows the use of slope-intercept form to graph the equation y= -1/4x + 3
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 13. 
    Graph f(x) = -3x + 4 and g(x) = 3x + 4. Which describes the transformation(s) from the graph of f(x) to the graph of g(x)?
    • A. 

      A reflection across the y-axis

    • B. 

      A reflection across the y-axis and a translation up 4 units

    • C. 

      A rotation (less steep) about  0, 4 

    • D. 

      A translation up 6 units

  • 14. 
    What is the equation of the line that has a slope of -2/3 and passes through the point (6, 1)?
    • A. 

      Y = -2/3 x + 1

    • B. 

      Y = -2/3 + 5

    • C. 

      Y = -2/3 x + 6

  • 15. 
    What is the formula for Point-Slope Form?
    • A. 

      Y-y1=m(x-x1)

    • B. 

      Y-y2=a+1

    • C. 

      Y+y1=m(x+x1)

  • 16. 
    What is the equation of the line that has a slope of 1/4 and passes through the point (5, -2)?
    • A. 

      Y = 1/4x - 2

    • B. 

      Y = 1/4x + 3/4

    • C. 

      Y = 1/4x - 13/4

  • 17. 
    What is the equation of the line that has a slope of -4/7 and passes through the point (0, -3)?
    • A. 

      Y = -4/7x - 3

    • B. 

      Y = -4/7x + 17/7

    • C. 

      Y = -4/7 - 25/7

  • 18. 
    Write the equation of the line perpendicular to the line y = 3/4x + 1 through the point (3, 2).
    • A. 

      Y = 3/4x - 1/4

    • B. 

      Y = -4/3x + 6

    • C. 

      Y = -2/3 x + 1

  • 19. 
    Which of the following lines is parallel to the line y = 4x + 1
    • A. 

      Y = 1x + 7

    • B. 

      Y = -4x+4

    • C. 

      Y = (1/4)x + 1

    • D. 

      Y = 4x - 1

  • 20. 
    Which of the following lines is perpendicular to the liney = 4x + 1
    • A. 

      Y = 1x + 7

    • B. 

      Y = (1/4)x + 1

    • C. 

      Y = -(1/4)x + 1

    • D. 

      Y = 4x - 1

  • 21. 
    Which of the following points lies on the liney - 5 = 3(x - 7)
    • A. 

      (-5, -7)

    • B. 

      (0, -7)

    • C. 

      (-5, 0)

    • D. 

      (0, 0)

  • 22. 
    If two line contain the same slope and different y-intercepts, then:
    • A. 

      The lines intersect at one point.

    • B. 

      The lines will never intersect.

    • C. 

      The lines intersect at all point.

  • 23. 
    A line contains point (2,6) and (4, -2). Find the equation of the line in the point-slope form. Choose all that apply:
    • A. 

      Y - 6 = -4 (x - 2)

    • B. 

      Y - 6 = 4 (x - 2)

    • C. 

      Y + 2 = -4 (x - 4)

    • D. 

      Y + 2 = 4 (x - 4)

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