a passenger train takes 6 hours more than the express train to travel a distance of 240 km . if the speed of the passenger train is less than the express train by 20km/hr. find the average speed of the trains
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Step-by-step explanation:
Average speed of Passenger Train
20 km/hr less than express train
Express train
D=240
T=6 hours
S=?
S=D/T
S=240/6
S= 40 km/ hr
Average speed of Passenger train
40-20km/hr
=20km/hr
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