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A tent is in form of a cylinder of diameter 20m and height 2.5m surmounted by a cone of equal base and height 7.5m Find capacity of tent and cost of canvas at Rs 100 per square meter?

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Given radius of cylinder (r) = 20/2 =10 m

Height of a cylinder (h1) = 2.5m

Height of cone (h) = 7.5m

Let ‘l’ be slant height of cone

Total capacity of tent = (1) + (2)

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