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Ques:- Which one of the following is known as the Coffee port ofthe world?
A. Sao Paulo
B. Buenos Aires
C. Rio de Janeiro
D. Santos
Ques:- A man sees a train passing over a bridge 1 km long. The length of the train is half that of the bridge. If the train clears the bridge in 2 minutes, the speed of the train is
A. 30 km/hr
B. 40 km/hr
C. 45 km/hr
D. 55 km/hr