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A solid metallic cylinder of radius 77 cm and height 8 cm is melted and recast into a cone of the same base radius. Find the height of the cone.

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1. A solid metallic cylinder of radius 77 cm and height 8 cm is melted and recast into a cone of the same base radius. Find the height of the cone.

21 cm

27 cm

24 cm

30 cm

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