Problem Solving

试题详情

题目:

What is the volume of a given cube?

(1) The ratio of an edge of the cube and the greatest distance between two points on the cube is

(2) The length of the diagonal across a face of the cube is 2.

选项:

A、Aif statement (1) ALONE is sufficient to answer the question but statement (2) alone is not sufficient;
B、Bif statement (2) ALONE is sufficient to answer the question but statement (1) alone is not sufficient;
C、Cif the two statements TAKEN TOGETHER are sufficient to answer the question, but NEITHER statement ALONE is sufficient;
D、Dif EACH statement ALONE is sufficient to answer the question;
E、Eif the two statements TAKEN TOGETHER are still NOT sufficient to answer the question.     

答案:

B

提问:

答案是B。我选了D。 1虽然没写全,但是感觉知道了ratio就可以算出来一个边?毕竟对角线是两次勾股定理完成的?
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提问:

这道题描述太复杂,有点混乱。隐约觉得两个都不充分,所以选了E。
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