Preference

Question: If a rectangle's length and width are both doubled, by what percent is the rectangle's area increased?

  1. a.
    50%
  2. b.
    100%
  3. c.
    200%
  4. d.
    300%
  5. e.
    None of these
Answer: d

Question: The diameter of a wheel is 63 cm. Distance traveled by the wheel in 100 revolutions is--

  1. a.
    99 meters
  2. b.
    198 meters
  3. c.
    63 meters
  4. d.
    136 meters
Answer: b

Question: How many times in a day, the hands of a clock are straight?

  1. a.
    22
  2. b.
    24
  3. c.
    44
  4. d.
    48
Answer: d

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