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Two piers, A and B, are located on a river: B is 1500m downstream from A (Figure 1). Two friends ...
Two piers, A and B, are located on a river: B is 1500m downstream from A (Figure 1). Two friends must make round trips from pier A to pier B and return. One rows a boat at a How much time does it take the walker to make the round trip? constant speed of 4.00km/h relative to the water; the other Express your answer in minutes. walks on the shore at a constant speed of 4.00km/h. The velocity of the river is 2.80km/h in the direction from A to B. Part B Figure 1 of 1 How much time does it take the rower to make the round trip? Express your answer in minutes.