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1. Two towns are connected by railway. Can you find the distance between them? I.  The speed of the mail train is 12 km/hr more than that of an express train.  II.  A mail train takes 40 minutes less than an express train to cover the distance.






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  • By: guest on 01 Jun 2017 05.49 pm
    Let the distance between the two stations be x km.  I. Then, speed of the mail train = (y + 12) km/hr. II. x - x = 40 . y (y + 12) 60 Thus, even I and II together do not give x. Correct answer is (D).
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