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Two Trains Each Travelling With A Speed Of 375 Kmh Are Approaching Each Other On The Same StraighttrackAbird That Can Fly At 60 Kmh Flies Off From One Train When They Are 90 Km Apart And Heads Directlyfor Theother Train On Reachingthe Other Train It Flies Back To The First And So ForthTotal Distance Travelledbythe Bird Is

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