A train 280 m long, running with a speed of 63 km/hr will pass a tree in?	Choose the correct choice from the following
A) 11 B) 16 C) 18 D) 10 E) 14
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
<result>B</result>
A train 280 m long, running with a speed of 63 km/hr will pass a tree in?