, .
.
, .
33.
6.3
(./.)
1000 . | 2000 . | |
4,00 | 4,00 | |
3,00 | 3,00 | |
3,50 | 2,50 | |
1,00 | 0,50 | |
11,50 | 10,00 |
6.4
(.)
, . | , ./. | |
1,50 | ||
7,00 | ||
8,50 | ||
7,50 | ||
8,50 |
.
:
6.5
(.)
1000 | 2000 | |
3500 (3,5*1000) | 5000 (2,5*2000) | |
1000 (1*1000) | 1000 (0,5*2000) |
, , , ( ). , .
= / , = (5000 . 3500 .) / (2000 . 1000 .) = 1500 . / 1000 . = 1,50 ./.
= , .
.
= 3500 . (1000 . * 1,50 ./.) = 2000 .
= + = 2000 . + 1000 . = 3000 .
= 4,00 + 3,00 + 1,50 = 8,50 ./.
|
|
, 5.
34 35.
34.
, . 40%, 50% 48%. 20% .
, - : 40%, 25% 35%?
:
:
/ (%) = (0,33 * 40% ) + (0,33 * 50 % ) + (0,33 *? ) = 48%. :
= 54%.
: = (0,40 * 40% ) + (0,25 * 50% ) + (0,35 * 54% ) = 47,4%.
35.
60000 . , 20 . 40%.
?
:
= 40% * 20 ./. = 8 ./.
= 60000 . / 8 ./. = 7500 .
36.
, 16 . 76800 40%.
, 224000 ?
:
= 76800 / ( ) 40% 0,4 = 76800 / 0,40 = 192000 .
= 224000 .
= = 224000 192000 = 32000 .
= / = 32000 / 16 = 2000 .
37.
:
1. : 6000 12 = 72000 .
2. : 6000 7 = 42000 .
3. : 20000 .
:
1. , ; , ; .
2. .
|
|
:
1. 1, 2 3, , , .