Question

A train crosses a pole in 15 seconds while it crosses 100 mtr. Long plat form in 25 sec. The length of the train is

Answer 1

Let the length of the train is x meter and Speed of the train is y meter/second.
Then x/y = 15
=> y = x/15(speed of train)
a/q
(100+x)/25=x/15
=>x=150 m

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