1.

1). 251 m2). 269 m3). 208 m4). 243 m

Answer»

Let the LENGTH of train be x m

⇒ Length of platform = 3x

⇒ Time TAKEN to CROSS the POLE = (x/25) sec

⇒ Time taken to cross the platform = (x + 3x)/25 = 4x/25

According to question,

⇒ (4x/25) – (x/25) = 25

⇒ 3x = 625

∴ x = 208.33 m ≈ 208 m$



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