A train of 24 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 1.4 km long? Choose the correct choice from the following answers
A) 2 mins 14 sec B) 2 mins 34 sec C) 2 mins 54 sec D) 4 mins 54 sec E) 2 mins 44 sec
D = 25 * 60 + 1400= 
<gadget id="calculator">25 * 60 + 1400</gadget>
<output>2_900</output>
2900 m   T= 2900/60 * 18/5= 
<gadget id="calculator">2900/60 * 18/5</gadget>
<output>174</output>
174 sec= 2 mins 54 sec   ANSWER:2 mins 54 sec
<result>C</result>
A train of 24 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 1.4 km long?