Train Length Trick Part 4 | #airGurukulStateExams | #shorts

"Learn how to quickly find the length of a train! A train traveling at 72 km/h crosses a 300 m platform in 25 seconds. Speed = 20 m/s, Distance covered = 500 m, Train length = 500 − 300 = 200 m ✅ Perfect for MPPCS, UPSC, SSC, Banking exams! 👉 Follow for more math tricks & exam tips!"

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