1ij˰ԲһƷڱҵְûͬƷ۸Ագ谴ɼ˰۸˰ɼ˰۸Ϊ
A(ϳɱ+ӹ)(1-˰˰)
B(ɱ+)(1-˰˰)
C(ϳɱ+ӹ)(1+˰˰)
D(ɱ+)(1+˰˰)
𰸣Bݣ̲ĵ122123ҳ177181ҳ
2. ijҵһͣӦԺ˰֤Ĵ𣨣ڽ˰ֵ˰
A1
B5
C7
D15
𰸣Cݣ̲ĵ99136ҳ135178ҳ
3Ӫҵ˰Ĺ涨ҵиҵпӪҵ˰ǣ
Aز˾Ԥչ
Bҵۻﲢۻ
Cҵõ豸ҵʹ
Dίнڻҵ
𰸣Bݣ̲ĵ138146150151ҳ
4ijﵱԭ70֣5֣2ֲڼȺ;֪õ˰Ϊÿ15ԪﵱӦԴ˰˰Ϊ
A1050Ԫ
B1080Ԫ
C1125Ԫ
D1155Ԫ
𰸣Cݣ̲ĵ159168171ҳ
5ҵ˰Ĺ涨ҵи֧ڼӦ˰öʱֱܶӿ۳ǣ
AͶʵ֧
Bתù̶ʲķ
CӪΥҷɡ£ִشԵķ
Dʽʲ
𰸣Bݣ̲ĵ182183ҳ
6±Ϊ˰ijҵ8Ӧ˰öҵһֱִ5ֲ涨ҵ8ҵ˰ǣ
|
λԪ |
|
1989 |
1990 |
1991 |
1992 |
1993 |
1994 |
1995 |
1996 | |
|
Ӧ˰ö |
-100 | 20 | -40 | 20 | 20 | 30 | -20 | 80 |
A3.3Ԫ
B6.6Ԫ
C9.9Ԫ
D13.2Ԫ
𰸣B
7ͶҵӪ10ϣӿʼ𣬵һ͵ڶҵ˰ҵ˰ǣ
AũҵҵҵͶҵ
BרŴ·زӪͶҵ
CڹԺĵСеȽڻ
DھĴ·ҵͶҵ
𰸣Aݣ̲ĵ218229230231ҳ
8ɸ˰ǣ
Aռн
B۱˻滭
C˱
DͶʹ˾ȡõϢֺ
𰸣Cݣ̲ĵ252254257285ҳ
9ͬһӦ˰ƾ֤ҪƵ˰ˣ˰룬֤ûɵİ취ӡ˰ɵ˰ظӦ˰ĴСԺ˶
A
Bһ
Cһ
D
𰸣Bݣ̲ĵ317ҳ
10ijװ̹˾ijóｨǩһаΪ8000ԪĹ̳аֽͬе3000Ԫ̷ְijеһ˾ǩʽͬʸýװ̹˾Ӧɵӡ˰˰Ϊ
A0.9Ԫ
B1.5Ԫ
C2.4Ԫ
D3.3Ԫ
𰸣Dݣ̲ĵ309ҳ
