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1. |
A train 108 m long moving at a speed of 50 km/hr crosses a train 112 m long coming from opposite direction in 6 seconds . The speed of the seconds train is : |
A. | 48 km/hr |
B. | 54 km/hr |
C. | 66 km/hr |
D. | 82 km/hr |
Answer» E. | |