求问一道DS数学题

nanlisusan

Did Insurance Company K have more than $300 millioin in total net profits last year?

(1) Last year Company K paid out $0.95 in claims for every dollar of premiums collected.

(2) Last year Company K enrned a total of $150 million in profits from the investment of accumulated surplus premiums from previous years.

• AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
• BStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
• CBOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
• DEACH statement ALONE is sufficient.
• EStatements (1) and (2) TOGETHER are NOT sufficient.
• 这道题为什么选E啊
  

gar_bbbbb

你选了什么？

其实1&2都没有完整给出revenue和cost的信息。。
1----无关得知。
2----无法得知有没有别的profit。
所以无法算出是否net profit大于300m。

nanlisusan

gar_bbbbb 发表于 2017-9-29 12:38
你选了什么？

其实1&2都没有完整给出revenue和cost的信息。。

噢噢是这样啊，谢谢～，我选的c，我没读懂题