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[Data Sufficiency]
试题详情
题目：
A rectangular solid has length, width, and height of L cm, W cm, and H cm, respectively. If these dimensions are increased by x%, y%, and z%, respectively, what is the percentage increase in the total surface area of the solid?
- L, W, and H are in the ratios of 5:3:4.
- x = 5, y = 10, z = 20
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 statements 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:
C
提问：
没看懂这道题。另外我纠结一个问题，类似这种题中xyz的值是确定的吗,就是比如说算出来的结果里面含有xyz，那算充分还是因为xyz未给出具体值所以算不充分？
解答：
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提问：
没看懂这道题。另外我纠结一个问题，类似这种题中xyz的值是确定的吗,就是比如说算出来的结果里面含有xyz，那算充分还是因为xyz未给出具体值所以算不充分？
解答：
点赞0
阅读1042
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