1.   The graph of the line y = -4x
    A. passes through the
point (-4, -4)
B. passes through the
point (0, 0)
    C. passes through the
point (2, 8)
D. passes through the
point (1, 4)
    Hint

  2.   To graph a linear function you should use at least _____.
    A. 3 points B. 1 point
    C. 4 points D. 2 points
    Hint

  3.   The graph of a linear function is _______.
    A. a curved line B. None of these is correct
    C. a straight line D. a horizontal line only
    Hint

  4.   Which equation passes through the points (-1, -1), (0, 1), and (1, 3)?
    A. y = 2x+1 B. y = -2x+1
    C. y = x+1 D. y =+1
    Hint

  5.   A hotdog vendor's profit P for each hotdog sold h is modeled by the function P = 1.75h. What would be the hotdog vendor's profit if he sold 125 hotdogs?
    A. $142.50 B. $126.75
    C. $225.00 D. $218.75
    Hint