题目内容

某个企业的生产函数为q=20x1/3y2/3，其中x和y分别为要素x和y的投入量。假如企业目标是追求成本最小化，要素x的价格为要素y的价格的5倍，则企业的投入要素比例x/y等于()。

A. 0.12
B. 0.25
C. 0.1
D. 0.08

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2005年10月10日，该公司向其全资子公司乙企业销售B电子设备60台，每台销售价格为400万元。B电子设备每台的销售成本为250万元。该公司已将60台发送乙企业。乙企业在对该B电子设备进行验收后已如数将货款通过银行汇至该公司。该公司在2005年度以每台400万元的价格确认销售收入，并相应结转销售成本。B电子设备全部通过乙企业对外销售，不向其他公司销售。()

A. 正确
B. 错误

Section A
Directions: In this section, there are 10 incomplete sentences. You are required to complete each one by deciding on the most appropriate word or words from the 4 choices marked A , B, C, and D.
It was not until 1920 ______ regular radio broadcasts began.

A. while
B. which
C. that
D. since

As a smart phone, Treo 600 has GPS antennas and access to local Wi-Fi hotspots.

A. Y
B. N
C. NG

What do we know about the Student Leadership Meeting？

A. It was first held in 2004.
B. It is held every three years.
C. lt provides free meals for students.
D. It invites students from Manhattan.