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'x'km are covered in 'y' hours. if x/2 km is covered in 4y hours, find ratio of old to new speed. |
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Answer» Step-by-step explanation: LET the LENGTH of the second train be x Speed of both the trains = (40 - 22) * 5/18 = 5 m/s Thus, (125 + x)/5 = 60 sec or, 125 + x = 300 or, x = 175 m xXitzMeAngelXx |
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