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19. | 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? | |
A. | 25 | |
B. | 30 | |
C. | 40 | |
D. | 45 | |
Answer: Option B | |||||||||||||||||||||||||||||||||
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