Mathematics, 09.02.2021 01:40, ovebrown

Suppose two trains, say A and B are initially 125 miles apart on the same east-west track. Train A is initially to the west of train B. Train A begins to head due east at 25 mph, and train B begins to head due west at 20 mph. To the nearest minute, how long will it take for the two trains to collide?

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Suppose two trains, say A and B are initially 125 miles apart on the same east-west track. Train A i...