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A river flows at a speed of 4 km/h. If a boat travels downstream at 12 km/h, what is the speed of the boat relative to the river? (2020)

Practice Questions

1 question
Q1
A river flows at a speed of 4 km/h. If a boat travels downstream at 12 km/h, what is the speed of the boat relative to the river? (2020)
  1. 8 km/h
  2. 4 km/h
  3. 12 km/h
  4. 16 km/h

Questions & Step-by-step Solutions

1 item
Q
Q: A river flows at a speed of 4 km/h. If a boat travels downstream at 12 km/h, what is the speed of the boat relative to the river? (2020)
Solution: Speed of boat relative to river = Speed of boat downstream - Speed of river = 12 km/h - 4 km/h = 8 km/h.
Steps: 5

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