Train Length & Speed Part 5 | #airGurukulStateExams

"A train passes a person in 15 sec and a 200 m platform in 25 sec. Let train length = L, speed = v. L/v = 15 → L = 15v, (L+200)/v = 25 → v = 20 m/s → L = 300 m. Speed = 72 km/h ✅ Super useful shortcut for exams like MPPCS, UPSC, SSC, Banking! 👉 Follow for more math tips!"

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