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(Solved): 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 \( 1500 \mathrm{~m} \) downstream from \( A \) (Figure 1).

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


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distance between A and B = 1500 m constant speed of boat = 4 km/hr velocity of river = 2.80 km/hr constant speed of the friend
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