Data Sufficiency

试题详情

题目:

Can the positive integer n be written as the sum of two different positive prime numbers?
  1. n is greater than 3.
  2. n is odd.

选项:

A、Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
B、Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
C、BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
D、EACH statement ALONE is sufficient.
E、Statements (1) and (2) TOGETHER are NOT sufficient.

答案:

E

提问:

这个题问的是能不能,如果分析出答案是不能为什么不能选D?请老师解答一下 谢谢
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提问:

May老师明星课,为什么是等于两个质数的平方和?不是两个质数的和吗?
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