If this firm maximizes its profit as in given graph, then its total costs equal: (w) $75,000 per month. (x) $90,000 per month. (y) $15,000 per month. (z) $105,000 per month.
![2492_Monopolistic Competition1.png](https://secure.tutorsglobe.com/CMSImages/2492_Monopolistic%20Competition1.png)
Can anybody suggest me the proper explanation for given problem regarding Economics generally?