Question
A dog starts chasing a train of length (2x + 40) m which is running at the speed of 12 m/s. Dog reaches the middle of the train, and then turns back and continues running till he reaches the back end of the train. In this process, if the dog travels a distance of 432 m with speed of 18 m/s, then what is the length of the train?
More Trains Questions
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