Mathematics, 15.07.2021 22:00 tucecoskun

Q25 A train travelling at a speed of 30km/h crosses a bridge 25m long in 12 sec. How long will it take to overtake a another train 25m long travelling at 20kmin?

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Q25 A train travelling at a speed of 30km/h crosses a bridge 25m long in 12 sec. How long will it ta...

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