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1. |
Two goods train each 500 m long, are running in opposite directions on parallel tracks. Their speeds are 45 km/hr and 30 km/hr respectively. Find the time taken by the slower train to pass the driver |
A. | 12 sec |
B. | 18 sec |
C. | 24 sec |
D. | 30 sec |
Answer» D. 30 sec | |