1
:
: 2000 ..
: 5%.
1 .: 1150 .
: 1100 ..
: - 80 ..
- 120 ..
: - , , ; - .
1
=1
=1+/=1
ֳ=1+/K+((r*Ik)/(100*K))=+((r*Ik)/(100*K))
=(-1)*=(-1-/)*
1) =1150
=(1150-1150-1100/80)*80=-1100 .
2) ()=1150+1100/80=1163,75 .
()=1150+1100/120=1159,17 .
()=(1163,75-1150-1100/80)*80=0
()=0
3) ()=1150+1100/80+((5%*2000000)/ (100*80000))=1176,25
()=1150+1100/120+((5%*2000000)/ (100*120000))=1167,5
()=(1176,25-1150-1100/80)*80=1000 .
()=(1167,5-1150-1100/120)*120=999,6 .
2
. 1500 5 1. Massey Ferguson ( ). .1, .2.
1
/ | - - | , % | ||||
- | ||||||
1500 | -5-1 | |||||
1. | 1 . | 7,2 | ||||
2. | ||||||
3. | ij | |||||
4. | ̳ | ³ | 6,0 | 3,0 | 6,4 | |
5. | 165,6 | 103,0 | 147,0 |
2
/ | ||||
1500 | - 5-1 | |||
1. | ֳ (), . | |||
2. | (), . |
.
2
= / I, , I
=Σqi*vi, qi=P / P
I= / , =+, -
1) -1500
=(0,30*14/25)+(0,19*6/7)+(0,15*800/600)+(0,20*6/6,4)+(0,16*165,6/147,0)=0,89
I=(250000+54500) / (500000+15000)=0,59
=0,89/0,59=1,51
|
|
2) 5 1 ͳ
=(0,30*7,2/25)+(0,19*5/7)+(0,15*600/600)+(0,20*3/6,4)+(0,16*103/147)=0,58
I=(245000+52600) / (500000+15000)=0,58
=0,58/0,58=1
3
. ( ) 74 .. 735 .. , 5%, 3%. (ϳ ) 12%, 145 .. , 14%, 10,5%.
(ϳ ) 1980 ., 270 .. 2% .
̳ ( ) 975 .., 12,3%. .
.
3