1. , .
2. . .
3. .
4. 90- . , . . - - .
5. , , , .
6. 2/3 , , 1/4. 1/3 3/4. , , 1/3 90- .
:
(, , , , , ). 4% 17% . 15% , ( ). , , , ; - , , , .
, - , , , ( ) . , , , , , , - , . .
, 13% , . 5 , , 8 , , 10 , , 14 , .
, , : , , , . , , 18% , .
|
|
( 15% , 7% ). , , , -, ( ) , -, ( , ..).
: . 90- 75 80%
1
Qd = 30 2P Qs = -15+3P
:
1) ;
2)
.
() , 30 - 2 = - 15 + , = 9 . .
Q :
Q = Qd Qs = 45- 5.
2
,
Qd = 100-; Qs = -20 +.
, 50%.
, .
()
100- = -20 + = =60 . .
,
Q = 100 - = 100 - 60 = 40 . .
w
-20+ Pw = 0,5*40
w = 40 . .
Q
Q =Qd Qs = 120 - 2 = 120 - 2 40 = 40 . .