A train 220 m long is running with a speed of 59 kmph.. In what will it pass a man who is running at 7 kmph in the direction opposite to that in which the train is going  Select the correct option.
A) 8 sec B) 10 sec C) 12 sec D) 14 sec E) 15 sec
Explanation:   Speed of the train relative to man = (59 + 7)= 
<gadget id="calculator">(59 + 7)</gadget>
<output>66</output>
66 ×5/18 m/sec= 55/3 m/sec.   Time taken by the train to cross the man = Time taken by it to cover 220 m   at (55/3) m / sec = (220 ×3/55) sec = 12 sec   Answer: Option 12 sec
<result>C</result>
A train 220 m long is running with a speed of 59 kmph.. In what will it pass a man who is running at 7 kmph in the direction opposite to that in which the train is going