_A shop sells floor tiles at Rs 48 per square meter. A contractor employs a machine that polishes the tiles that damages 10% of the total number of tiles which cannot be used any more. Calculate the amount that needs to be paid by contractor to tile shop owner, if the hall is of a square shape and has a perimeter of 400 meters?$?

• A. Rs 4,00,000
• B. Rs 5,00,000
• C. Rs 5,28,000
• D. Rs 3,65,000