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问题 单项选择题

某银行资产价值为1000亿元，负债价值为800亿元，资产的加权平均久期为5年，负债的加权平均久期为3年。如果市场利率由4%降为3.5%，则银行资产价值（）亿元。

A.减少约24

B.增加约24

C.减少约22

D.增加约22

答案

参考答案：B

单项选择题

某企业面临甲、乙两个投资项目。经衡量，它们的预期报酬率相等，甲项目的标准差小于乙项目的标准差。对甲、乙项目可以做出的判断是( )。

A．甲项目取得更高报酬和出现更大亏损的可能性均大于乙项目

B．甲项目取得更高报酬和出现更大亏损的可能性均小于乙项目

C．甲项目实际取得的报酬会高于其预期报酬

D．乙项目实际取得的报酬会低于其预期报酬
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单项选择题

Now that you’ve gotten a little more confident, we’re going to give you the opportunity to practice "without the training wheels." When you want to check your work, you can turn to the solutions at the end. If you aren’t familiar with some of the mathematical concepts, make a note to pay particular attention to that chapter in this book; this practice set covers a wide range of topics tested on the GMAT.
On all data sufficiency problems, the answer choices are the same (as you’ve learned). We’ve put them here for your reference.
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.

A shelf contains only books of poetry, short stories, and non-fiction. If Jana draws a book randomly off the shelf, what is the probability that the book will be non-fiction
(1) There are 15 books on the shelf.
(2) There are 4 books of poetry and 5 books of short stories on the shelf.
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