1.   Approximate 5(31.8) to the nearest hundredth.
    A. 32.90 B. 36.12
    C. 29.16 D. 27.42
    Hint

  2.   Which is the graph of y = 2.5x?
    A. B.
    C. D.
    Hint

  3.   What is the y-intercept of the graph of y = 4x - 2?
    A. 0 B. -2
    C. -1 D.
    Hint

  4.   Solve 3x + 2 = 32x - 1.
    A. 3 B. 0
    C. 6 D.
    Hint

  5.   Which set of data displays exponential behavior?
    A. B.
    C. D.
    Hint