NO.PZ2018062004000102
问题如下：
According to the financial statements of Company A, what's the amount of cash received from customers and cash paid to suppliers respectively in 2017(in $ millions)?
选项：
cash received from customers
cash paid to suppliers
A.
227.1
150
B.
216.1
161.2
C.
216.1
136.9
解释：
C is correct. Cash received from customers= net sales-△AR=221.6-(56.3-50.8)=216.1.
-Cash paid to suppliers= -COGS+△AP-△INV= -162.3+(25.9-13.6)-（22.6-35.7）=-136.9
这考的是哪个知识点呀？ 麻烦讲一下谢谢
