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A cylindrical rod has an outer curved surface area of 7900 cm 2 . If the length of the rod is 3 cm, then the outer radius (in cm) of the rod, correct to two places of decimal, is:

419.12
417.52
418.94
420.85
418.94
Practice and solve "A cylindrical rod has an outer curved surface area of 7900 cm 2 . If the length of the rod is 3 cm, ..." for Mathematics - Previous Year Paper 2025. The correct answer is Option C: 418.94. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A cylindrical rod has an outer curved surface area of 7900 cm 2 . If the length of the rod is 3 cm, ..." for Mathematics - Previous Year Paper 2025. The correct answer is Option C: 418.94. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.