Two trains having equal lengths, take 10 seconds and 15 seconds res – McqOptions

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1.	Two trains having equal lengths, take 10 seconds and 15 seconds respectively to cross a post. If the length of each train is 120 meters, in what time (in seconds) will they cross each other when trave
A.	10
B.	25
C.	12
D.	20
Answer» D. 20

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