6.9 8.
8
| , 2 | ||
| 1 | 2,7 | |
| 1000 | 0,6 | |
| 1 | 5,0 | |
| 4,0 | ||
| 1000 | 2,5 |
6.10 90 2 .
6.11 9.
6.12 , 54 2, .
9
| , 2, 1 | |
| 2,7 | |
| 4,0 | |
6.13 .
6.14 12 2.
6.15 - 4,5 2 .
6.16 - .
6.17 - 6 2 .
6.18 - 1,4 .
6.19 .
6.20 4 2 .
6.21 .
6.22 (. 10).
10
| , . | , 2 | |
| 1000 . | ||
| . 1000 | 3000 | |
| 3000 | 5000 | |
| 5000 | 10 000 | |
| 10 000 | 20 000 | |
| 20 000 | ||
| 2 . |
6.23 .
