Respuesta :
Answer:
Cost Price = Marked Price -Discount - Profit
CP = 4000-400-400
Cost price = 3200
Rs. 3200
The answer iis in the above picture hope you like it. Pls mark brainliest

Answer:
Cost Price = Marked Price -Discount - Profit
CP = 4000-400-400
Cost price = 3200
Rs. 3200
The answer iis in the above picture hope you like it. Pls mark brainliest