SAT, 28.01.2020 01:31, smariedegray

This one is hard is 20 trains can travel 600 miles 1 hour if 5 trains go at 1 am and the rest go at 4 am if they all need to travel a total of 5 miles but train 1 stops and train 19 speeds up what time will they all meet and what time will all trains have travel they're miles

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This one is hard is 20 trains can travel 600 miles 1 hour if 5 trains go at 1 am and the rest go at...