6. It costs Rs. 2200 to paint the inner curved surface of a
cylindrical vessel JO m deep. If the cost of painting is at the rate of r 20 per m2, find
(i) inner curved surface area o( the vessel,
(il,j radius of the base,
(iii) capacity of the vessel.
6. It costs Rs. 2200 to paint the inner curved surface of a
cylindrical vessel JO m deep. If the cost of painting is at the rate of r 20 per m2, find
(i) inner curved surface area o( the vessel,
(il,j radius of the base,
(iii) capacity of the vessel.