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In a city,there are 1200 lamp posts. The radius of each lamp post is 7cm and height is 12m.find the total cost of painting the curved surface area of all the lamp posts at the rate of ₹24 per m

Answer» In a city,there are 1200 lamp posts. The radius of each lamp post is 7cm and height is 12m.find the total cost of painting the curved surface area of all the lamp posts at the rate of ₹24 per m


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