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tank is in the shape of a cube. The measure of its inner edge is 25 cm. CalculaAn openthe cost of painting the inner sides at the rate of0.15 per sq cm. |
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Answer» The cube total surface area is 6a²but when on of its part is taken off the remaining total surface area is 5a²so cost will be5a²×cost of painting; where a=edges of cube5*25*25*0.15=468.75 |
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