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"Length of a class room is two times its height and its breadth is \\( 1 \\frac { 1 } { 2 } \\) time\nits height. The cost of white washing the walls at the rate of \\( z 1.60 \\) pers\nis \\( \u00a3 179.20 . \\) Find the cost of tiling the floor at the rate of 7.75 per 1\n\\( \\begin{array} { l l } { \\text { (A) } \u00a3 324 } & { \\text { (B) } \u00a3 350 } \\\\ { \\text { (E) None of these } } \\end{array} \\)"

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Q1
Length of class-room is two times its height and breadth is 112 times its height. The cost of white washing the walls at the rate of Rs.1.60 per m2 is Rs.179.20. Find the cost of tiling the floor at the rate of Rs.6.75 per m2.
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Q2
Length of a room is twice its height and its breadth is 112 times its height. The cost of white washing the walls at the rate of 32Rs per sq. m is 3584Rs. Find the cost of tiling the floor of the room at 135Rs per sq. m.
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Q3

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Q4
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