| | | | 5 9 | | | | | | 1. 3 3 6 | | 2. | | | | | | 3. | S | | | 1.10% 200 300 10% | 450 900 50% | 500 1000 10% | 250 500 0.5 | 20 | 2 4 2 | 2. | | | 1 2 | 3 4 | | 3. | | | 2 | | | | 125 | | 3 | | 4 1 30 | |