ע  һ QQ¼
ͻ
ɨؿͻ
ٷ΢
ɨעٷ΢
л
ڳ̳» Ͷ ҽ10512򣬽費裿
б
鿴: 3711|ظ: 4

[] ҽ10512򣬽費裿

  []

ǩ: 1

[LV.1]է

ƻԱ

Rank: 6Rank: 6

6118
Ǯ
3560
97
0
עʱ
2015-12-19
2018-1-22 09:09:44 | ʾȫ¥ |Ķģʽ

һ


10Ԫ˵512


ţ10ԪУҲ3%һϢ3ǧ飬5Ϣ1.512㻹׬5ǧȻǽĺá


֪ʶͯЬ֣̾


֪֪ҪǮǮø㣬϶㡣


No. No. No.


3%5긴ֵҲ115927ֻȵ927Ԫ


ǻǽĺã





Щͨ͵һֱڱֵÿͨ3.5%100Ԫֻ൱50ԪĹҲʲôʱ򣬹룿





ƲƷӯӯ˫ӯӯʶ5%Ӧһã


ܶ˶͸ĸôӦãȴˡ


˾ἰĸҪءʱͶʻرʡ⣬껹ӰĵĸҪءĻԸӦ˼򵥽ܡ


ҪЩѧ֪ʶӰ⡣ѧûȤͯЬֱ5ΡĴ𰸡


1. ʲôǵ

Ҫסȵ˽⡰ΪʵǶϡ


νһǮ۴ãֻбϢ


ϢI=PV ʣRn t


磬103%5


Ϣ = 10 x 3% x 5 = 1.5


ֵΪ 10+1.5 = 11.5


ʣRnʡһ꣬Ϣ㣬50죬50/365; һ¾1/12һȾ1/4


103%80黹


Ϣ = 100,000 x 3% x 80/365 =657.53(Ԫ)


2. ʲôǸ

ӢǡCompound Interest. ˹̹˵ôһƽΪĻڰ˴漣֪֮׬֪֮߱׬


νɱϢ⣬µõϢһ׶ͬϢ׳ơ


磬10Ԫ3%5,


һϢ = 100,000 x 3% = 3,000Ԫ


ڶϢ = 103,000 x 3% = 3,090Ԫ


Ϣ = 106,090 x 3% =3,182.7Ԫ


Ϣ = 109,272.7x 3% = 3,278.18Ԫ


Ϣ = 112,550.88 x 3% = 3,376.53Ԫ


ֵ112,550.88+3,376.53=115,927.41Ԫ


ͯЬ־ˣ̫鷳ˡѵ20ꡢ30꣬Ҳôһһȥ


Ȼûôɵͨùʽ£


ƸδֵFV = PV x (1+ ʣRn)^t

Ű汾FV = PV x (1+Rn)^t


עʽtΪη


10Ԫ3%5,


ֵ = 100,000 x (1 + 3%)^5 = 115,927.41Ԫ


ֱҵֱܶؼֵֵܳС򣬷dz㡣


3. Ӱ츴Ĵ

ͯЬܾɥ꣬ȵŶ927Ԫʲôڰ˴漣


ȱ𼱣һ£


γʱҹУʦ˵ÿ1.4Ԫ20%40ԺܳΪ̡ γ˴Ŭʵճɻ׸


ͯЬȸԾÿ1.4Ԫһ²ֻҪ1167飿ÿܴ࣡ѵ40꣬Ҳ̣ܳ


ǸЧ


Ϊʲô10飬5ֻ927Ԫÿ1.440󱾽Ҳ56ܳɾ̣


ٿһ¹ʽ


ƸδֵFV = PV x (1+ ʣRn)^t


ӰFVֵģأ


1𣺱ԽߣδƸԽߡ
ȻҲ򵥡


2ʣԽߣδƸԽ
ѣҲǺܶ˾ø˵ĵطҶ20%Ļرȴʮÿ20%رжѡ


3ݣʱԽδƸԽ
ʮ꣬ЧԡֻܶǮ棬ֵ˳ɼҵ򳵵׶ΣԽԽأ׾ͷˡǣҪЧͱ㹻ʱ䣬ԽЧԽ

ҪأÿһصЩ΢ܴӿƸٶȡͷֵģֱ


ͬԸΪ


* ԭ10Ԫ3%5, ȵ927Ԫ.


a. 100 3%5


ֵ = 1,000,000 + 1,000,000 x 3% x 5 = 150,000Ԫ


ֵ = 1,000,000 x (1 + 3%)^5 = 1,159,274Ԫ


ȵԼ9,000Ԫ


b. 10 20% 5


ֵ = 100,000 +100,000 x 20% x 5 = 200,000Ԫ


ֵ = 100,000 x (1 + 20%)^5 = 248,832 Ԫ


ȵԼ48,832Ԫ


c. 103%ʱӳ30ꡣ


ֵ = 100,000 + 100,000 x 3% x 30 = 190,000Ԫ


ֵ = 100,000 x (1 + 3%)^30 = 242,726 Ԫ


ȵԼ52,726Ԫ


d. ضһЩ: 20Ԫ8%30


ֵ = 200,000 + 200,000 x 8% x 30 = 680,000Ԫ


ֵ = 200,000 x (1 + 8%)^30 = 2,012,531


20201


ȵԼ153Ԫ


ѧͯЬʣ꣬㲻˵Ĵص𣿹ʽֻĸ


4ÿϢ


뵥IJ֮ͬϢҲܲϢôϢյԽ磬Խ翪ʼ


ûϡÿϢӺ󣬸ĹʽΪ


Ƹδֵ FV = PV x (1 + Rn/ÿϢm)^ÿϢm*t


ŰΪFV = PV x (1 + Rn/m)^m*t


עʽm*tΪη


ң20Ԫÿ½һϢÿϢ8%/128%12νᣩ30ꡣ


ֵ = 200,000 + 200,000 x 8% x 30 = 680,000Ԫ


ֵ = 200,000 x (1 + 8%/12)^12*30= 2,187,146Ԫ


ʱ仹30꣬˵ĸӺ󣬱ȸոյĸֵ17.46


ȻϢܴôջDzÿһϢãÿÿ붼һϢDzǾͻܶܶࣿ


ÿϢӽεĸʽΪ


ʱ򣬸ʽΪ(üǹʽֱӿͳ)


Ƹδֵ FV = PV x Ȼָ^Rn*t

ŰΪFV = PV x e^Rn*t


㣬ѧҷ֣һ¼һϢһһβ࣬ĽҲࡣ


ԣһÿ¼һϢš


4. Ӧá72


⣬ͨͺұֵij̶ȡ


ѧһ72ԸΪԭԹͶʷұֵҪʱġ


1ͶʷҪʱ
10ԪϢ8%ʲôʱܷ20򰡣
ʽ72 / 8 ʣ= 9
Ҳǣÿ8%øķʽҪ9ʱ䣬10Ԫ20Ԫ


2ұֵҪʱ
10Ԫÿͨ3.5%㣬ʲôʱ10ԪĹֻ൱5أ
ʽ72 / 3.5 ͨʣ= 20.57


5. Ĵ

صһʼ⣬øԭ


1һ10Ԫ˵512򡣽費裿


ݸĹʽرΪ8.2%ʱ5ջ150,471.80Ԫ


ǸأͶȷ8.2%ǾԼͶʰɡ


2ÿͨ3.5%ʱΪ20.57ꡣ


3ƲƷһÿ½һεš


6. ܽ᣺


γϵʦ˵ÿ´1000Ԫ40󣬾ܳΪ̡ǰÿͶʻرҪ20%


Ҫɥ֪˸ĸӰأ֪˽ӽ̵ķ̣ȴ΢Ŭһ£ǧ̡


ÿǴ3,000ԪÿͶʻر8%ÿ½һΣ40㽫õ10,545,843.65Ԫٰǧ


ͨʣֱ3.5%ͨʣ20ͻṺ룬40ټ롣


ôأ


סأǮѧϰͶʡһֱȥԽãջԽࡣ


лУǵÿ½ϢŶÿ£ҲȡÿȻÿꡣ

룬֪ӭע̳΢Źںš

ظ

ʹõ ٱ

ǩ: 709

[LV.9]̳ΪII

ʯԱ

Rank: 7Rank: 7Rank: 7

24597
Ǯ
15221
39
0
עʱ
2016-3-16
2018-1-23 11:40:28 | ʾȫ¥

룬֪ӭע̳΢Źںš

ظ

ʹõ ٱ

ǩ: 721

[LV.9]̳ΪII

ƻԱ

Rank: 6Rank: 6

15979
Ǯ
13604
0
0
עʱ
2015-2-23
2018-1-25 07:23:19 | ʾȫ¥

ллѧϰ

룬֪ӭע̳΢Źںš

ظ

ʹõ ٱ

ǩ: 642

[LV.9]̳ΪII

̳Ԫ

Rank: 8Rank: 8

109550
Ǯ
60049
3977
0
עʱ
2014-6-15

ѫʳKϷ

2018-1-26 01:12:14 ֻ | ʾȫ¥

 
רҵ

룬֪ӭע̳΢Źںš

ظ

ʹõ ٱ

ûδǩ

мԱ

Rank: 3Rank: 3

3521
Ǯ
1550
0
0
עʱ
2018-1-29
2018-2-6 20:12:05 | ʾȫ¥

ܸͰܸŶ!!!!!

룬֪ӭע̳΢Źںš

ظ

ʹõ ٱ

б

ֹ

ٻظ ض б

GMT+8, 2018-8-21 15:51 , Processed in 0.255643 second(s), 19 queries , Gzip On, Memcache On.