student A train crosses an electric pole in 5 seconds and a railway bridge of 600 m long in 35 seconds. Find the speed of the train in km/h and length of the train. please explain
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Answer:
Correct option is C)
Let the length of the train be x metres. Then,
15
x
=
25
x+100
⇒25x=15x+1500
⇒10x=1500⇒x=150m
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