And yes in being at distance 275 km from each other left the cities at the same time in opposite directions two trains. One of them went with a speed 50km/h another with a speed 75km/h at what distance from each other there will be trains in 6 hours

1) 50+75=125 km/h speed of removal of trains. 2) 125*6=750 km will pass trains in 6 hours. 3) 750+275=1025 km of distance will be between trains in 6 hours, after a start of motion. 1) 50*6=300 (km) - there passed the first train in 6 hours 2) 75*6=450 (km) - the second passed 3) 300+450+275=1025 (km) of Answer: 1025 km
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