SOLUTION: Alan is on a train traveling west at 70 mph. He spots a second train traveling at 60 mph and records it takes 5 seconds for the 2nd train to pass. How long is the second train?
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Question 804358: Alan is on a train traveling west at 70 mph. He spots a second train traveling at 60 mph and records it takes 5 seconds for the 2nd train to pass. How long is the second train? Answer by solver91311(24713) (Show Source):