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A class is 7 m long, 6 m board and 3.5 m high. Doors and windows occupy an area of 17 m2. What is the cost of white-washing the walls at the rate of Rs. 1.50 per m2. |
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Answer» A class is 7 m long, 6 m board and 3.5 m high. Doors and windows occupy an area of 17 m2. What is the cost of white-washing the walls at the rate of Rs. 1.50 per m2. |
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