A train 360 m long is running at a speed of 45 km/hr. In what time will it pass a bridge 140 m long? Pick one
A) 40 sec	B) 32 sec	C) 12 sec	D) 85 sec	E) 56 sec
40 secnswer: Option 40 sec   Speed = 45 * 5/18 = 25/2 m/sec   Total distance covered = 360 + 140= 
<gadget id="calculator">360 + 140</gadget>
<output>500</output>
500 m   Required time= 500 * 2/25= 
<gadget id="calculator">500 * 2/25</gadget>
<output>40</output>
40 sec
<result>A</result>
A train 360 m long is running at a speed of 45 km/hr. In what time will it pass a bridge 140 m long?