1.
1
X 100 . 4 2 . Y 200 . 1 6 .
) () .
) , X Y . XY. 500 600 ?
) . ) , 1 ? 1 ?
) 1200 ?
2
300 100 , 200 400 , , , .
A) .
) 300- ?
B) 300 ?
3
, - 20 40 100 - 30 30 20 . . :
A) 700- ;
) 700- ;
B) 700 ; 700 .
4
X 400 . , 100 . , 100 , . X 75 . 25 , , 25%, 100 .
, ( 200 . , 200 . , ) 300 .
) 10 , , 75 25 . ?
) 250 ?
5
10000 . 12000 . , 40000 . 5000 . . .
6
, () ().
| D | |||||
| (42; 4) | (30; 15) | (38; 9) | (20; 22) | (15; 30) | |
| (30; 0) | (18; 9) | (24; 5) | (27; 2) | (12; 14) | |
| (50; 2) | (20; 14) | (44; 5) | (37; 8) | (29; 11) |
|
|
|
7
, .
| D | ||||
| (40; 2) | (20; 20) | (30; 10) | (10; 35) | |
| (30; 5) | (3; 20) | (14; 15) | (23; 10) | |
| (20; 3) | (2; 19) | (14; 6) | (8; 11) | |
| (10; 8) | (5; 13) | (8; 11) | (1; 14) | |
| (50; 20) | (5; 41) | (20; 35) | (35; 28) |
2. :
1
Qs = 50 - 2 , Qd = 4 - 70. : () (q)
2
Qs = 3 - 60, Qd = 360 - 3 . t = 10 . . : () (q) , (') (q') , (), , , .
3
Qs = 4 - 80, Qd = 320 - . t = 10 . . : () (q) , (') (q') , (), , , .
4
N QD = 5100 - 2 , Qs = 300 + 2 , - , Q - . : 200 . . ?
5
Qs = 3 - 300, Qd = 900 - 3 . t = 10% . : () (qe) , (') (q'e) , ().
6
Qs = 15 - 300, Qd = 6 000 - 5 . t = 20% .
: () (qe) , (') (q'e) , ().
3.
1
1 = 100 . 100 ,; 2 = 120 ., - 80 . .
2
1 = 900 . 700 , 2 = 700 ., - 800 . .
3
, . , - , . +3, +1,5. .
|
|
|
4
, , . + 3, +2. .
5
, +0,6. 15%, ? ?
