A train 450 m long running at 126 kmph crosses a platform in 20 sec. What is the length of the platform? Options
A) 271 B) 250 C) 350 D) 277 E) 232
Length of the platform = 126 * 5/18 * 20= 
<gadget id="calculator">126 * 5/18 * 20</gadget>
<output>700</output>
700 – 450= 250   Answer:250
<result>B</result>
A train 450 m long running at 126 kmph crosses a platform in 20 sec. What is the length of the platform?