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A man rows 24 km downstream in 3 hours and rows the same 24 km upstream in 4 hours. Find the speed of the stream. (answer in km/h)

Competition practiceSpeed, Time & Distance
  • A1.5
  • B1
  • C2
  • D0.5

Step-by-Step Solution

Downstream = 24/3 = 8 km/h, upstream = 24/4 = 6 km/h; stream = (8 − 6) ÷ 2 = 1 km/h.
Answer: B) 1

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