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题目内容
In a certain business, production index
p
is directly proportional to efficiency index
e
, which is in turn directly proportional to investment index
i
. What is
p
if
i
= 70 ?
e
= 0.5 whenever
i
= 60.
p
= 2.0 whenever
i
= 50.
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:B
专业教师答疑
问题:老师你好,为什么(1)不充分?
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