# ▼ Part A Constants How much time does it take the walker to make the round trip? Two piers, A and B, are located on a river: B is 1500 m 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 constant speed of 4.00 km/h relative to the water; the other walks on the shore at a constant speed of 4.00 km/h. The velocity of the river is 2.80 km/h in the direction from A to Express your answer using two significant figures. min Submit Request Answer Figure 1 of 1 ▼ Part B How much time does it take the rower to make the round trip? Express your answer using two significant figures. 1500 m min U cunrent Submit Request Answer

Question
Step 1

Part A: Find the time taken by the walker to make the round trip.

Time required for round trip = (Time taken by the walker to go from A to B) + (Time taken by the walker to go from B to A)

Given, speed of the walker = 4 km/h and distance between A and B = 1500 meters = 1.5 Km

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