大家帮我看一下吧.以前好象会做的呀,今天看着无从下嘴了,难道考前脑子罢工了? Q32: If n is a positive integer, what is the value of the hundreds digit of 30n? (1) 30n > 1,000 (2) n is a multiple of 3. 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. |