From 2 cities in at one time vyykhat towards each other. trains met in 4 hours. speed of one train of 73 km/h distance of all way of 560 km of h find speed 2 trains.

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4*73=292 km - were passed by 1 train of 560-292=268 km passed the 2nd train 268/4 = 67km/h speed 2 poyezda1) 560:4=140 (km) 2) 140-73=67 (km/h) - the speed of the second train Answer: 67 km/h speed of the second train
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