题目内容

[音频]

A. Two weeks.
B. Three weeks.
C. Four weeks.
D. Five weeks.

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[音频]

A. Six.
B. Eight.
C. Ten.
D. Twelve.

[音频]

A. They may go to conferences.
B. They may stay at home.
C. They may go to Spain or Greece.
D. They may go to seaside resorts built in the railway age.

[音频]

A. The cold sea.
B. Expensive hotel costs.
C. The uncertain weather.
D. Too many conferences being held there.

某企业只生产一种产品,单价10元,单位变动生产成本4元,单位变动销售费用0.5元,单位变动管理费用1元,销量1000件要求:计算甲产品的边际贡献、单位边际贡献、边际贡献率和变动成本率。

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