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1. |
A man sitting in train A, Which is running at 32 km/h observes that an another train B, running in opposite direction, takes 15 seconds to pass him. If the length of train B is 250 m, find the speed o |
A. | 20 km/h |
B. | 25 km/h |
C. | 28 km/h |
D. | 30 km/h |
Answer» D. 30 km/h | |