At an auction, each of the bids on a certain clock after the first bid was $100 greater than the immediately preceding bid. What was the amount of the last bid on the clock? (1) The first bid on the clock was $450. (2) The fourth bid on the clock was $300 less than the amount of the last bid. 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. 答案是C 但是题目不太懂 谢谢!! --

※ 发信站: 批踢踢实业坊(ptt.cc) ◆ From: 123.193.1.153