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[Data Sufficiency]
试题详情
题目：
Material A costs $3 per kilogram, and material B costs $5 per kilogram. If 10 kilograms of material K consists of x kilograms of material A and y kilograms of material B, is x ＞ y?
(1)y ＞ 4
(2)The cost of the 10 kilograms of material K is less than $40.
(1)y ＞ 4
(2)The cost of the 10 kilograms of material K is less than $40.
选项:
A、 Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
B、 Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
C、 BOTH statement TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
D、 EACH statement ALONE is sufficient.
E、 Statements (1) and (2) TOGETHER are NOT sufficient.
答案:
B
提问：
不应该选D吗？条件1单独也能成立啊，y>4, 那x一定不会>y
解答：
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阅读1065
提问：
不应该选D吗？条件1单独也能成立啊，y>4, 那x一定不会>y
解答：
点赞1
阅读1066
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