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609

Q:

A boat moves 25km upstream and 39km downstream in 8 hours. It travels 35km upstream and 52km downstream in 11 hours. What is the speed of the stream if it travels at a uniform speed?

  • 1
    5 km/h
  • 2
    4 km/h
  • 3
    6 km/h
  • 4
    3 km/h
  • Show Answer
  • Workspace

Answer : 2. "4 km/h "

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