() . () () . .
:
= ∙ 1000; (19)
S
:
= ∙ 1000; (20)
S
( )
-
- = ∙ 1000; (21)
S
:
+
+ = ∙ 1000 + = + ; (22)
S
:
-
= ∙ 100. (23)
+
- - , - :
N M + -
= N-M + - = ∙ 1000. (24)
S
(. .):
3
126
:
1,89
1,26
2,53
3,78
0,63
0,50.
:
1. .
2. - , , , , , , .
3. - ( - ), , 15 49 32 . .
:
1. :
S = S + N M + = 126 + 1,89 1,26 + 0,63 0,50 = 126,76 . .
:
S + S 126 + 126,76
S = = = 126,38 . .
2 2
KN = (1,89 / 126,38) ∙ 1000 = 15 ,
KM = (1,26 / 126,38) ∙ 1000 = 10 ,
KN-M = KN - KM = 15 10 = 5 .
- (21):
0,63 0,50
- = ∙ 1000 = 1.
126,38
(24):
= N-M + - = 5 + 1 = 6.
(15) (16) - :
= (2,52 / 126,38) ∙ 1000 = 20 ,
= (3,78 / 126,38) ∙ 1000 = 30 .
. 3 (12):
1,89
KN = ∙ 1000 = 59 .
- () . .
.
, - S [1. . 100-102]
|
|
= N M + -,
, t S+t :
S+t = S (1 + )t. (25)
, - ( , .).
, . , , - , , - , , , , , - .
1. : . 3- ., . . / . . ... .: -, 2009. 736 . ( ).
2. .., .. : . / . ... .: , 2005. 448 .: .
3. .. - : . 2003. 188 .