题库搜索>数据充分DS-17815
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Three dice,each with faces numbered 1 through 6.were tossed onto a game board. If one of the dice turned up 4.what was the sum of the numbers that turned up on all three dice?
(1)The sum of two of the numbers that turned up was 10.
(2)The sum of two of the numbers that turned up was 11.
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条件1：两个骰子的和为10，可能性a：4和6在这两个数字中，不充分；可能性b：4不在其中，sum of three=14。有两个答案，不充分；
条件2：两个骰子的和为11，可能性a：4和7在这两个数字中，不可能，最大骰子为6，排除；可能性b：4不在其中，sum of three=11+4=15。答案唯一，充分。 选B
Cherry 730
我也是 我还在举 4 3 7 的反例
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2022-08-18 13:35:57
ziqi
骰子最大的一面是六！！
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2022-07-07 15:02:22
旮旮
dice：骰子
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2021-10-27 20:51:06
1057898gz
忘了骰子是1-6了。。。
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2021-06-30 10:21:21
265783kbtw
已知一个为4，其中两个之和为10 可以有 4，5，5和4，6，任意数 共七种情况 其中两个之和为11，由于1-6的数字组合中和为11的只有5和6，所以另外两个数字必为5和6.
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2020-09-02 15:49:50
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数据充分DS
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