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A solid metallic sphere of radius 10.5 cm is melted and recast into smaller spherical balls, each of radius 3.5 cm. Find the ratio of the total surface area of all the smaller spheres to the surface area of the original sphere.
6 : 1
12 : 1
9 : 1
3 : 1
3 : 1
Practice and solve "A solid metallic sphere of radius 10.5 cm is melted and recast into smaller spherical balls, each of..." for Mathematics - Previous Year Paper 2024. The correct answer is Option D: 3 : 1. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A solid metallic sphere of radius 10.5 cm is melted and recast into smaller spherical balls, each of..." for Mathematics - Previous Year Paper 2024. The correct answer is Option D: 3 : 1. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.