A train 280 m long, running with a speed of 63 km/hr will pass a tree in?	Choose the correct answer
A) 65 sec
B) 16 sec
C) 87 sec
D) 99 sec
E) 96 sec
Speed = 63 * 5/18 = 35/2 m/sec   Time taken = 280 * 2/35= 
<gadget id="calculator">280 * 2/35</gadget>
<output>16</output>
16 sec   Answer: 16 sec
<result>B</result>
A train 280 m long, running with a speed of 63 km/hr will pass a tree in?