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修改31430题面及类型

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wangweiye7840 2023-07-31 09:19:27 +08:00
parent 9885cc21bf
commit fff13a1dec
1 changed files with 4 additions and 3 deletions
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7
题库0.3/Problems.json
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@ -601647,17 +601647,18 @@
},
"031430": {
"id": "031430",
"content": "在一个小组中有 $8$ 名女同学和 $4$ 名男同学, 从中任意地挑选 $2$ 名同学担任交通安全宣传志愿者, 那么选到的两名都是女同学的概率是 (结果用分数表示).",
"content": "在一个小组中有 $8$ 名女同学和 $4$ 名男同学, 从中任意地挑选 $2$ 名同学担任交通安全宣传志愿者, 那么选到的两名都是女同学的概率是\\blank{50}(结果用分数表示).",
"objs": [],
"tags": [],
"genre": "解答题",
"genre": "填空题",
"ans": "",
"solution": "",
"duration": -1,
"usages": [],
"origin": "高考数学风暴第二轮复习用书高中数学知识点再现填漏补缺小题训练02试题1",
"edit": [
"20230730\t王伟叶"
"20230730\t王伟叶",
"20230731\t王伟叶"
],
"same": [],
"related": [],