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Length of a class room is two times i...

Length of a class room is two times its height and its breadth is `1 1/2` times its height. The cost of white-washing the walls at the rate of `R s .1.60\ p e r\ m^2` is `R s .179.20.` Find the cost of tiling the floor at the rate of `R s .6.75\ p e r\ m^2`

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