The profit obtained by selling an article for Rs 480 is twice the loss obtained by selling for Rs 300. What is the cost price of the article ?

Here pofit is the twice the loss.
Profit = 2 Loss.
Selling Price – Cost Price = 2 (Cost Price – Selling Price)
480 – Cost Price = 2(Cost Price – 300)
3 Cost Price = 1080
Cost Price = 360