Math, asked by gracytamsoy, 8 months ago

How many cubic meters of earth must be dug out to make a well 28 cm deep and 2.8 m duameter ? also find the cost of plastering its inner surface at rs 4.50 per sq .km. metre. ​

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Answered by amanpanghal242
1

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How many cubic meters of earth must be dug out to make a well 28 cm deep and 2.8 m duameter ? also find the cost of plastering its inner surface at rs 4.50 per sq .km. metre.

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