= --------------------------------------------------- ( 27.2)
(I)
300 , .
70 , (27.3).
70
, = ------------------------------ (27.3)
, %
, 3 % , 23 (70: 3 = 23), 900%, 27 0,077 (70: 900 = 0,077).
.
. . , 16 %, 12 %. 4% (16% 12%).
, . .
.
, (. 27.1).
. 27.1. , , AD, AS . (2 > 1). E1 E2 .
AS
P2 E2 AD2
P1 E1
AD1
. 27.1.
(, ) (. 27.2).
AS2 AS1
2 2
1 1
AD
Q
.27.2. ()
. 27.2. , . (2 > 1). AS AD . E1 E2 .
.
: