Two trains are moving in the same direction at 90 kmph and 36 kmph. The faster train crosses a man in the slower train in 29 seconds. Find the length of the faster train?  Choose one:
A) 425	B) 435	C) 445	D) 455	E) 465
Relative speed = (90 - 36) * 5/18 = 3 * 5= 
<gadget id="calculator">3 * 5</gadget>
<output>15</output>
15 mps.   Distance covered in 29 sec= 29 * 15= 
<gadget id="calculator">29 * 15</gadget>
<output>435</output>
435 m.   The length of the faster train= 435 m.   Answer:435
<result>B</result>
Two trains are moving in the same direction at 90 kmph and 36 kmph. The faster train crosses a man in the slower train in 29 seconds. Find the length of the faster train?