PLZ SOLVE,YOU WILL GET 50 POINTS!<br />The distance between two stations A and B is 500 km.Two trains start from two opposite stations sametime on parallel track to cross each other.The speed of the 1st train is 20 km/hr less than that of other train after 3 hours 15 min,the trains are 45 km apart from each other.find the speed of two trains
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only 5 poi ts are their not 50
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