| | 3 ~ 7 1 ~ 2 | 2 / 3 1 / 3 | 3 ~ 4 1 / 2 | 5 ~ 6 1 / 3 | 2 / 3 | | | 6 | | 7 | | | 1. ① 6 | ② | ③ | ④ | ⑤ | ⑥ | 2. | | | | 7~ 8 | | | | 3. ① | | | | | | | ② | | | ③ | 10%~ 20% | 30% 20 | 1050 | ④ | | | 4. | 3 | | | | | | 5. | 6 1 ~ 2 | 4 | 1 ~ 2 | | 1% 5% | 50 | | | | | ± 10% | 10 76 | | 760 +(760×10%)=836( ) | 760-(760×10%)=684( ) | 5000 5% 250 | ±10%(836-684g) 198 | 79.2% | 79.2% 70% ~ | 76% 77%~ 83% 84% ~ 90% | | | | | | |