GMAT 考满分题库

What is the number of degree rotations that a motor scooter wheel made while rolling feet in a straight line without slipping?

(1) The area of the scooter wheel, including the tire, is square inches.

(2) The diameter of the scooter wheel, including the tire, is inches.

  • AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
  • BStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
  • CBOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
  • DEACH statement ALONE is sufficient.
  • EStatements (1) and (2) TOGETHER are not sufficient.
显示答案
正确答案: D

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