How many seconds will a 500 metre long train take to cross a man walking with a speed of 3 km/hr in the direction of the moving train if the speed of the train is 63 km/hr?
Options:
A. 42 B. 30
C. 30 D. 33
Answer: B
Explanation:
Options:
A. 42 B. 30
C. 30 D. 33
Answer: B
Explanation:
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