1.   Which pair of ratios forms a proportion?
    A. B.
    C. D.
    Hint

  2.   Which pair of ratios forms a proportion?
    A. B.
    C. D.
    Hint

  3.   Solve the proportion
    A. B. 1
    C. -6 D. 2
    Hint

  4.   Solve the proportion for the value of z to the nearest hundredth.
    A. 2.56 B. 0.39
    C. 2.10 D. 1.34
    Hint

  5.   A scale drawing of a room has a scale of 1.75 inches = 1.5 feet. How long is a couch that is 7 inches in the scale drawing?
    A. 5 ft B. 7 ft
    C. 6 ft D. 8 ft
    Hint