8
25. .
1000 | . . | |||
0 30- 40 2 1 | ||||
502 1 |
: .
.
9.
- =4.1 .
S - S =7,5.
- , =230./
- - 110. /
- -180 . /
- 70 . /
-
-
-
-
+++=50 /
=7
:
10.
- 20000
1 1=8000
2 2=7000
3 3=5000
1 1=70% 1
2 2=50% 2
3 3= 20% 3
N- 1000
N=80
-
11.
: , 160 000 ., 30 000 . 5 , 15%.
12.
, .
, 7 , 50 000 . , 5 20 000 ., 15%.
13.
3 , . . 0,56
I | II | III | |
, .2 | 235,0 | 257,0 | 263,5 |
1 2, . . | 41,3 | 40,7 | 38,9 |
1 2, . . | 34,2 | 34,6 | 34,8 |
, .. |
.
|
|
14.
3 , . .
I | II | III | |
, .2 | 2.1 | 2.1 | 2.1 |
1 2, . . | 51.5 | 73.8 | 75.4 |
, .. | 60.9 | 48.2 | |
. | 0.285 | 0.285 | 0.285 |
: .
15.
() 29450 , () - 25%
, () - 40%
: .
16.
. 20-25% , - 10%.
25% 10% , =29460 .
20% 10% =29210 .
, 44%
, , 5%
, 7%
n , 2%
m , 30%
, 25%
: .
17.
, 85000
=26350 .
=5% c=7% n=2% m=35% =23%,
()
18.
(.) 5500 . . (n.) - 22 /.
45% 55% . (δ) - 210 ./; (δ.) -185 ./. (n) - 18 /.
(K) - 1,4.
.
19
..=3200 . ..
n=22,5 2/
=60% =40%.
.
n=18 2/
-=1,3
:
20.
..=427,5 ...
|
|
n=22,5 ./.
, 3,4,5 : 3=16% 4=63% 5=21%
, 3, 4, 5 :
S3=300 . S4=700 . S5=1100 .
21.
=100 .
, =45%, =20%, =35%
, , .
n=18 2/
- n=22 2/
: , , .
22
25. .
1000 | . . | |||
0 30- 40 2 1 | ||||
502 1 |
: .
.
23.
- =4.1 .
S - S =7,5.
- , =230./
- - 110. /
- -180 . /
- 70 . /
-
-
-
-
+++=50 /
=7
:
24.
- 20000
1 1=8000
2 2=7000
3 3=5000
1 1=70% 1
2 2=50% 2
3 3= 20% 3
N- 1000
N=80