Explain in detail why that item is the most important and use a brief mathematical

Question 2.  Please list what you think is the one most problematic item in his analysis. Explain in detail why that item is the most important and use a brief mathematical underpinning (if possible) to show how it might change McCarthy’s financial results from Exhibit 4 of the case. For example, might it have an impact on Working Capital, some other inventory item, etc.? Again, this is just an example; you can utilize any item you wish.