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题库 / Prep2007E2-DS-200
If d is a positive integer and f is the product of the first 30 positive integers, what is the value of d ?
(1) 10d is a factor of f.
(2) d > 6
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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啊啊啊！！！25中还有一个5！！！不要漏了！！！！
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