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题库 / GMATAdvanced-DS-73
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.
Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
EACH statement ALONE is sufficient.
Statements (1) and (2) TOGETHER are NOT sufficient.
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举出相矛盾的例子证明条件无法充分判断
（1）类似5=2+3等大多数符合，但是例如 4=2+2等不符合
（2）类似9=2+7符合，11=0+11=1+10=2+9=3+8=4+7=5+6不符合
两者相结合还是存在例如11=0+11=1+10=2+9=3+8=4+7=5+6不符合
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