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A steel box has dimensions of 2 m, 3 m and 0.5 m. It has to be gold plated using electrolysis. If each square metre of gold plating costs Rs.100 , then gold plating the outer surface of the box costs |
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Answer» A steel box has dimensions of 2 m, 3 m and 0.5 m. It has to be gold plated using electrolysis. If each square metre of gold plating costs Rs.100 , then gold plating the outer surface of the box costs |
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