In what time will a train 250 metres long cross an electric pole, if its speed be 162 km/hr?  Pick:
A) 4 sec  B) 5 sec  C) 5.55 sec  D) 6.55sec  E) 4.55 sec
Solution   Speed	= (162 x 5 /18) m/sec   = 45 m / sec   Time taken	= (250 /45) sec   = 5.55 sec.   Answer 5.55 sec
<result>C</result>
In what time will a train 250 metres long cross an electric pole, if its speed be 162 km/hr?