A right circular cone of maximum volume is cut from a solid right circular cylinder of metal and the volume of the remaining cylinder is 1078 cm 3 . If the ratio between radius and height of the cylinder is 2: 3, then what was the total surface area of the cylinder initially?

IBPS PO RRB PO Prelims 6 Aug 2023 Shift 2 Paper

Question : 54 of 80

Marks: +1, -0

A right circular cone of maximum volume is cut from a solid right circular cylinder of metal and the volume of the remaining cylinder is 1078 cm³. If the ratio between radius and height of the cylinder is 2: 3, then what was the total surface area of the cylinder initially?

770 cm²
750 cm²
775 cm²
778 cm²
772 cm²

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