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The inner diameter of a well is 2.5 m and it is 8 m deep. What would be the cost of cementing its inner wall at a rate of Rs. 350 per m2 ? |
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Answer» The inner diameter of a well is 2.5 m and it is 8 m deep. What would be the cost of cementing its inner wall at a rate of Rs. 350 per m2 ? |
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