question: In rectangle ABCD above, the area of the shaded region is given by \pi*l*w/4. If the area of the shaded region is 7*\pi, what is the total area, to the nearest whole number, of the unshaded regions of rectangle ABCD ?
  Choices:
  A.4
  B.6
  C.8
  D.9
  E.10
query_wo: Please directly answer the question and provide the correct option letter, e.g., A, B, C, D.
  Question: In rectangle ABCD above, the area of the shaded region is given by \pi*l*w/4. If the area of the shaded region is 7*\pi, what is the total area, to the nearest whole number, of the unshaded regions of rectangle ABCD ?
  Choices:
  A.4
  B.6
  C.8
  D.9
  E.10
query_cot: Please first conduct reasoning, and then answer the question and provide the correct option letter, e.g., A, B, C, D, at the end.
  Question: In rectangle ABCD above, the area of the shaded region is given by \pi*l*w/4. If the area of the shaded region is 7*\pi, what is the total area, to the nearest whole number, of the unshaded regions of rectangle ABCD ?
  Choices:
  A.4
  B.6
  C.8
  D.9
  E.10
question_for_eval: In rectangle ABCD above, the area of the shaded region is given by \pi*l*w/4. If the area of the shaded region is 7*\pi, what is the total area, to the nearest whole number, of the unshaded regions of rectangle ABCD ?
  Choices:
  A.4
  B.6
  C.8
  D.9
  E.10