In what time will a train 130 m long cross an electric pole, it its speed be 144 km/hr?  Choose one:
A) 2.5
B) 3.25
C) 4.5
D) 5.25
E) 6.25
Speed = 144 * 5/18= 
<gadget id="calculator">144 * 5/18</gadget>
<output>40</output>
40 m/sec   Time taken= 130/40= 
<gadget id="calculator">130/40</gadget>
<output>13/4 = around 3.25</output>
3.25 sec.   Answer: Option 3.25
<result>B</result>
In what time will a train 130 m long cross an electric pole, it its speed be 144 km/hr?