1. :
) ;
) ;
) ;
) .
. . . | |
1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. |
:
) : (Y) = + I + G + Xn,
- ,
G - ,
I - ,
Xn - .
(3 300), (610), (1 000) (20). = 4 930 . . .
) (10), (105), (10), (340), (400), (25), (3 000) (400), () (500). = 4 930 . . . .
) = ;
= 4 930 500 = 4 430 . . .;
) = ;
= 4 430 400 = 4 030 . . .
2.
(. . )
. . .
_________________________________________________________
4
16
7
2, 5
1, 5
3
8
78
2
0, 5
8, 5
: ) ,
) ,
) (Sp).
:
) , ( ).
(Y) = + I + G + Xn; = 78 + 16 + 8,5 + 1,5 = 104
) , (), () ():
= - ; = 104 8 = 96
=
= 96 7 = 89
= - - + .
= 89 05 3 2 + 4 = 87, 5
() :
|
|
= 87, 5 2, 5 = 85
) , (Sp). , : Sp = = 85 - 78 = 7.
3.
6000 . . 4200 . ., 900 .., 120 . . :
) ;
) , 450 . .;
) , 200 . .
:
)
= + I + G + Xn, - , G - , I - , Xn - , :
I = - - G - Xn = 6000 - 4200 - 900 - 120 = 780 . .
= = 780 . . 200 . . = 580 . .
) = = 450 120 = 330 . .
) = = 6000 200 = 5800 . .
4.
.
(. ) | |
-1 | |
-2 | |
3 | |
4 | |
5 | |
6 | |
7 | |
:
, , .
.
= 200 + (250 200) + (400 250) + (500 400) + (800 500) + (900800) + (1000 900) = 1000 . .
, , . , 4 050 1 000 = 3 050 . .
5