Auto Dealers Incorporated sells a handmade automobile as its only product. Each automobile is identical; however, they can be distinguished by their unique ID number. At the beginning of $2024,$ Auto Dealers had three cars in inventory, as follows:

$\backslash$table$[[$Car ID$,$Cost$],[203,90,000],[207,90,000],[210,93,000]]$

During $2024,$ each of the three autos sold for $$120,000.$ Additional purchases $($listed in chronological order$)$ and sales for the year were as follows:

$\backslash$table$[[$Car ID$,$Cost,Selling Price$],[211,$$$90,000,$$$120,000$Z