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#### Question

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 m^{2}.

`["Assume "pi=22/7]`

#### Solution

#### Similar questions VIEW ALL

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(i) The lateral or curved surface area of a closed cylindrical petrol storage tank that is 4.2 m in diameter and 4.5 m high.

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`["Assume "pi=22/7]`

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