1.

A storage tank consists of a circular cylinder with a hemisphere adjoined on either end. If the external diameter of the cylinder be 1.4 m and its length be 8 m find the cost of painting it on the outside at the rate of Rs. 10 per m2

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A storage tank consists of a circular cylinder with a hemisphere adjoined on either end. If the external diameter of the cylinder be 1.4 m and its length be 8 m find the cost of painting it on the outside at the rate of Rs. 10 per m2



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