A train 180 m long travels at 66 km per hour. A man is running at 6 km per hour in the direction opposite to that in which the train is going. The train will cross the man in

A) 15 seconds

B) 12 seconds

C) 9 seconds

D) 16 seconds

Correct answer:
C) 9 seconds

Description for Correct answer:
t = \( \Large \frac{180}{ \left(66+6\right) \times \frac{5}{18} } \)

Therfore, t = 9 sec.


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