Math, asked by sankaps82, 9 months ago

two trains of length 20 metre and 210 metre are travelling at the speed of 72 km per hour and 54 km per hour respectively on parallel tracks how long will it take to pass each other if they travel in the respectively on parallel tracks how long will it take to pass each other if they travel in the same direction ​

Answers

Answered by mukesh502563
3

Answer:

relative Speed of the train=72-54=18km/hr.

length of the train=20+210=230.

time taken to pass=230*3600/18*1000=56sec.

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