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A train running at a speed of 108 km per hour crosses a platform double its length in 21 seconds. What is the length of the platform (in meters)?
420
426
421
413
420
Practice and solve "A train running at a speed of 108 km per hour crosses a platform double its length in 21 seconds. Wh..." for Numerical Aptitude - BSF HC Min and ASI Steno 02 Sep 2026 Shift 1. The correct answer is Option A: 420. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "A train running at a speed of 108 km per hour crosses a platform double its length in 21 seconds. Wh..." for Numerical Aptitude - BSF HC Min and ASI Steno 02 Sep 2026 Shift 1. The correct answer is Option A: 420. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.