A train is 460 meter long is running at a speed of 45 km/hour. In what time will it pass a bridge of 140 meter length?	Select.
A) 76 seconds  B) 18 seconds  C) 40 seconds  D) 48 seconds  E) 45 seconds
Speed = 45 Km/hr = 45*(5/18) m/sec = 25/2 m/sec   Total distance = 460+140= 
<gadget id="calculator">460+140</gadget>
<output>600</output>
600 meter   Time= 48 secondsistance/speed   = 600 * (2/25)= 
<gadget id="calculator">600 * (2/25)</gadget>
<output>48</output>
48 seconds   Answer: 48 seconds
<result>D</result>
A train is 460 meter long is running at a speed of 45 km/hour. In what time will it pass a bridge of 140 meter length?