A train is moving at a speed of 132 km/hr. If the length of the train is 100 meters, how long will it take to cross a railway platform 120 meters long  Choose one.
A) 6 sec B) 7 ½ sec C) 8 sec D) 8 ½ sec E) 9 sec
Explanation:   Speed of train = 132 ×(5/18) m/sec = 110/3 m/sec.   Distance covered in passing the platform = (100 + 120)= 
<gadget id="calculator">(100 + 120)</gadget>
<output>220</output>
220 m.   Time taken=220 ×(3/110) sec =6 sec   6 secnswer: Option 6 sec
<result>A</result>
A train is moving at a speed of 132 km/hr. If the length of the train is 100 meters, how long will it take to cross a railway platform 120 meters long