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The inner diameter of a circular well is 3.5 m. It is 10 m deep. Find(i) Its inner curved surface area,(ii) The cost of plastering this curved surface at the rate of Rs 40 per m2. |
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Answer» The inner diameter of a circular well is 3.5 m. It is 10 m deep. Find (i) Its inner curved surface area, (ii) The cost of plastering this curved surface at the rate of Rs 40 per m2. |
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