A train 575 m long crosses a tunnel of length 325 in 90 sec. What is the speed of the train in kmph.
Choose the correct choice from the following answers:	A) 28	B) 32	C) 36	D) 24	E) 30
Total distance traveled = Length of train + Length of tunnel = 575 + 325= 
<gadget id="calculator">575 + 325</gadget>
<output>900</output>
900   Time taken to cross the tunnel= 90 sec.   Speed in kmph = distance/time *18/5 = 900/90 * 18/5   = 180/5= 
<gadget id="calculator">180/5</gadget>
<output>36</output>
36 kmph   ANSWER:36
<result>C</result>
A train 575 m long crosses a tunnel of length 325 in 90 sec. What is the speed of the train in kmph.