某项目的预计生产能力为年产4万吨A产品，单位产品价格12000元，年总固定成本11520万元，单位产品可变成本6720元，单位产品销售税金及附加90元，欲使该项目年利润达到3000万元，其产量至少应达到()吨。
A.27977
B.27879
C.35184
D.34697
参考答案：A
解析：
根据题意，有：
单位产品价格*产量=利润+年总固定成本+单位产品可变成本*产量+单位产品销售税金及附加*产量
产量=(所得税前利润+年总固定成本)/(单位产品价格-单位产品可变成本-单位产品销售税金及附加)
产量=(3000+11520)÷(12000-6720-90)=2.7977万吨。
My mother is a kind and nice woman. 小题1:____ One Sunday night, when I was watching the film Harry Potter very happily, she asked me to go to bed. 小题2:______ that I didn’t move. But for a while, I noticed that she didn’t say anything. 小题3:_____ I was so sad and that I went into my room and cried. I thought “I have only two nights in a week to enjoy the TV. 小题4:_____”The next day she cooked and talked with me as usual. I pretended not to hear, but she didn’t mind and told me why she didn’t allow me to watch TV. 小题5:_____ Then I understood her. I love my mother.
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