A train of 25 carriages, each of 60 meters length, when an engine also of 60 meters length is running at a speed of 60 kmph. In what time will the train cross a bridge 1.0 km long?
Choose the correct answer
A) 2 mins 14 sec B) 2 mins 34 sec C) 150 sec D) 164 sec E) 2 mins 44 sec
D = 25 * 60 + 1000= 
<gadget id="calculator">25 * 60 + 1000</gadget>
<output>2_500</output>
2500 m   T= 2500/60 * 18/5= 
<gadget id="calculator">2500/60 * 18/5</gadget>
<output>150</output>
150 sec   ANSWER:150 sec
<result>C</result>
A train of 25 carriages, each of 60 meters length, when an engine also of 60 meters length is running at a speed of 60 kmph. In what time will the train cross a bridge 1.0 km long?