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1. |
Q: A boat takes 2 hours to travel from point A to B in still water. To find out its speed upstream, which of the following information is/are required? A. Distance between point A and B. B. Time taken to travel downstream from B to A. C. Speed of the stream of water. |
A. | Only A and B |
B. | Only B and C |
C. | All are required |
D. | Any one pair of A and B, B and C or C and A is sufficient |
Answer» E. | |