How much time does a train 150 metres long running at 54 km/hr take to pass a pole?  Choose one.
A) 7.9s
B) 2.5s
C) 7.5s
D) 7.6s
E) 10s
10sxplanation:   54 km/hr = 54 * 5/18= 
<gadget id="calculator">54 * 5/18</gadget>
<output>15</output>
15 m/s   Speed= distance/time; v = d/t   15 = 150/t   t = 10s   ANSW10sR: 10s
<result>E</result>
How much time does a train 150 metres long running at 54 km/hr take to pass a pole?