A train overtakes two persons who are walking in the same direction to that of the train at 2 kmph a...........

Quantitative Aptitude ( CCS) Problems on trains

A train overtakes two persons who are walking in the same direction to that of the train at 2 kmph and 4 kmph and passes them completely in 9 and 10 seconds respectively. What is the length of the train?

62m

54m

50m

55m

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Explanation:

Let speed of the train be v kmph
(v−2):(v−4) = 10:9(speed and time are inversely proportional)

⇒9v−18=10v−40

⇒v=22
Length of the train
= (22−2)×5/18×9 = 50 metre

Hence, option 3 is the corrrect answer.

By: Amit Kumar

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Abhilash Kandikatla

Speed of the train not given

Abhi

Speed of the train is not given and it impossible to determine the length of the train without knowing the train's speed

Abhi

Speed of train is not given and it is impossible to find the length of train train without the speed.

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A train overtakes two persons who are walking in the same direction to that of the train at 2 kmph a...........

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