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[Data Sufficiency]
试题详情
题目：
Last year in a group of 30 businesses, 21 reported a net profit and 15 had investments in foreign markets. How many of the businesses did not report a net profit nor invest in foreign markets last year?
(1) Last year 12 of the 30 businesses reported a net profit and had investments in foreign markets.
(2) Last year 24 of the 30 businesses reported a net profit or invested in foreign markets, or both.
选项:
答案:
D
提问：
请问徐小梅老师，本题如果用T型图来做，如何表示条件二呢？
解答：
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阅读1309
提问：
请问徐小梅老师，本题如果用T型图来做，如何表示条件二呢？
解答：
点赞0
阅读1310
提问：
由于题目和条件都没有说明 net income和investment是唯一的两种情况在这30businesses里面 所以有没有可能选E？
解答：
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阅读1617
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