Question
A right circular cone has a slant height of 30 cm and its curved surface area is 1,320 cm². A cylindrical vessel has radius 25% more than the cone’s radius, and height 25
A right circular cone has a slant height of 30 cm and its curved surface area is 1,320 cm². A cylindrical vessel has radius 25% more than the cone’s radius, and height 25
cm. If the top of the cylinder is open, find the total cost of painting the outside at Rs. 3 per cm². (Use π = 22/7)
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