The length of a room is two times its height while its breadth is \(1\frac{1}{2}\) times its height. The cost of painting the walls at the rate of Rs. 16 per m2 is Rs. 1,792. What is the cost of tilling the floor at Rs. 132.5 per m2?

• A. Rs. 6,630
• B. Rs. 4,770
• C. Rs. 5,300
• D. Rs. 6,360