数量 | Y | 2Y | 3Y | |
价格 | X | X-0.75 | X-0.25 | |
总价 | XY | 2XY-1.5Y | 3XY-0.75Y | |
总价 | 0.8Y | 0.1Y | 1.65Y |
总价 | 2X | 4X-3 | 6X-1.5 | X>0.75 |
数量比例 | 价格比例 | 单价 | 总价 | |
A | 1/2 | 0.8 | 20 | 20*1/2K=10K 最大 |
B | 1/4 | 1 | 25 | 25*1/4K=6.25K |
C | 1/4 | 1.4 | 35 | 35*1/4K=8.75K |
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