题目内容
从标有1,3,4,6,8的五张卡片中随机抽取两张,和为奇数的概率是______.
| 1 | 3 | 4 | 6 | 8 | |
| 1 | 4 | 5 | 7 | 9 | |
| 3 | 4 | 7 | 9 | 11 | |
| 4 | 5 | 7 | 10 | 12 | |
| 6 | 7 | 9 | 10 | 14 | |
| 8 | 9 | 11 | 11 | 14 |
| 12 |
| 20 |
| 3 |
| 5 |
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题目内容
| 1 | 3 | 4 | 6 | 8 | |
| 1 | 4 | 5 | 7 | 9 | |
| 3 | 4 | 7 | 9 | 11 | |
| 4 | 5 | 7 | 10 | 12 | |
| 6 | 7 | 9 | 10 | 14 | |
| 8 | 9 | 11 | 11 | 14 |
| 12 |
| 20 |
| 3 |
| 5 |