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我不确定我说得对不对。
我的问题是,如果给定的是 Net 和 GST,我怎么能得到一个项目的 COST?
基本方程是:
net = cost + (gst * cost) = cost * (1.0 + gst)
(用gst小数表示)
gst
因此,通过代数(两边除以1.0 + gst),您有:
1.0 + gst
cost = net / (1.0 + gst)