The distance between stations A and B is 148km. an express train left station A towards station B with the speed of 80km/hr. at the same time, a freight train left station B towards station A with the speed of 36 km/hr. they met at station C at 12 pm, and by that time the express train stopped at intermediate station for 10 min and the freight train stopped for 5 min. Find: a) the distance between stations C and B b) the time when the freight train left station B

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