Question

The distance between two stations is 425 km . Two trains start simultaneously from these stations on parallel tracks to cross each other. The speed of one train is greater than that of the other by 5km/hr. If the distance between the two trains after 3hrs of their start is 20 km, find the speed of each train.

Answer 1

Answer:

65 and 70

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Step-by-step explanation:

let speed of 1st train= x km/h

speed of 2nd train =(x+5)km/h

A.T.Q.

Distance covered by 1st train in 3 hours =3x km

Distance covered by 2nd train in 3 hours =(3x+15 )km

so A.T.Q.

3x+3x+15+20=425

6x=390

x=65 km/h

x+5=65+5=70km/h

Answer 2

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