Preference

Question: If the co-ordinates of A and B are (4, 1) and (-2, 7) respectively, then the co-ordinates of the midpoint of AB are:

  1. a.
    (1, 4)
  2. b.
    (-3, 4)
  3. c.
    (3, -4)
  4. d.
    (-1, 4)
  5. e.
    None of these
Answer: a

Question: What is the volume of a cube that has a total surface area of 54?

  1. a.
    9
  2. b.
    27
  3. c.
    54
  4. d.
    81
  5. e.
    29
Answer: b

Question: A rectangular carpet, that is 9 feet by 12 feet, covers 60% of a rectangular floor. What is the area of the floor?

  1. a.
    300 square feet
  2. b.
    180 square feet
  3. c.
    108 square feet
  4. d.
    64.8 square feet
  5. e.
    64.8 feet
Answer: b

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