Question

A passenger train running at a speed of 80km/hr leaves a railway station 6 hours after a goods train leaves and overtakes it in 4 hours what is the speed of the goods train

Answer 1

distance covrd by passenger train= 4*80=320km

distance covrd by goods train in 10hrs= 320km (while passenger overtakes) speed of the good train=320/10=32km/hr