Length of a classroom is two times its heigth and its breadth is 112 times its height. The cost of white-washing the walls at the rate of 1.60 rupees per m² is 179.20 rupees. Find the cost of tiling the floor at the rate of 6.75 rupees per m².

Length of a classroom is two times its heigth and its breadth is $1 \frac{1}{2}$ times its height. The cost of white-washing the walls at the rate of 1.60 rupees per m² is 179.20 rupees. Find the cost of tiling the floor at the rate of 6.75 rupees per m².

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