| 摘要 |
<p>PROBLEM TO BE SOLVED: To perform break-even point analysis for many business items by simulating the sale price and the sale quantity as components of proceeds at the time of simulating break-even point analysis for many business items. SOLUTION: Proceeds represented by the product value between the sale price and the sale quantity is shown by a square chart, and its diagonal-OA is moved to obtain the coordinate (b, c) of one end A of the diagonal-OA as the sale quantity and the sale price.</p> |
