问题已解决
老师看看这个a选项怎么算出来的
![](https://member.chinaacc.com/homes/resources/images/home/avatar/6.jpg)
![](/wenda/_nuxt/img/iconWarn.60bd4fe.jpg)
![](https://pic1.acc5.cn/014/76/14/24_avatar_middle.jpg?t=1651217753)
你好,销售的210件*20的单价=4200
2022 02/27 21:29
![](http://member.chinaacc.com/homes/resources/images/home/avatar/6.jpg)
84785016 ![](/wenda/_nuxt/img/reply1.d92ea43.png)
![](/wenda/_nuxt/img/reply1.d92ea43.png)
2022 02/27 21:29
20是从哪里来的老师
![](https://pic1.acc5.cn/014/76/14/24_avatar_middle.jpg?t=1651217753)
徐悦 ![](/wenda/_nuxt/img/reply2.28c7604.png)
![](/wenda/_nuxt/img/reply2.28c7604.png)
2022 02/27 21:34
题目的那两个小字
![](https://pic1.acc5.cn/014/76/14/24_avatar_middle.jpg?t=1651217753)
徐悦 ![](/wenda/_nuxt/img/reply2.28c7604.png)
![](/wenda/_nuxt/img/reply2.28c7604.png)
2022 02/27 21:35
题目中的那两行小字
![](http://member.chinaacc.com/homes/resources/images/home/avatar/6.jpg)
84785016 ![](/wenda/_nuxt/img/reply1.d92ea43.png)
![](/wenda/_nuxt/img/reply1.d92ea43.png)
2022 02/27 21:40
原来如此,谢谢老师了,太粗心
![](http://member.chinaacc.com/homes/resources/images/home/avatar/6.jpg)
84785016 ![](/wenda/_nuxt/img/reply1.d92ea43.png)
![](/wenda/_nuxt/img/reply1.d92ea43.png)
2022 02/27 21:41
结转成本就是算那个27日的是吧
![](http://member.chinaacc.com/homes/resources/images/home/avatar/6.jpg)
84785016 ![](/wenda/_nuxt/img/reply1.d92ea43.png)
![](/wenda/_nuxt/img/reply1.d92ea43.png)
2022 02/27 22:04
老师还在吗
![](https://pic1.acc5.cn/014/76/14/24_avatar_middle.jpg?t=1651217753)
徐悦 ![](/wenda/_nuxt/img/reply2.28c7604.png)
![](/wenda/_nuxt/img/reply2.28c7604.png)
2022 02/27 22:21
还在的,结转成本就是销售的数量
![](http://member.chinaacc.com/homes/resources/images/home/avatar/6.jpg)
84785016 ![](/wenda/_nuxt/img/reply1.d92ea43.png)
![](/wenda/_nuxt/img/reply1.d92ea43.png)
2022 02/27 22:22
好的,明白了
![](https://pic1.acc5.cn/014/76/14/24_avatar_middle.jpg?t=1651217753)
徐悦 ![](/wenda/_nuxt/img/reply2.28c7604.png)
![](/wenda/_nuxt/img/reply2.28c7604.png)
2022 02/28 07:51
好的,祝您学习愉快