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1. |
What is the speed of the train?_x000D_ I. _x000D_ The train crosses a tree in 13 seconds._x000D_ II. _x000D_ The train crosses a platform of length 250 metres in 27 seconds._x000D_ III. _x000D_ The train crosses another train running in the same direction in 32 seconds. |
A. | I and II only |
B. | II and III only |
C. | I and III only |
D. | Any two of the three |
E. | None of these |
Answer» B. II and III only | |