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      Question

      A boat covers 24 km downstream in 2 hours and 24 km

      upstream in 3 hours. Find the speed of the boat in still water.
      A 25 km/h Correct Answer Incorrect Answer
      B 10 km/h Correct Answer Incorrect Answer
      C 18 km/h Correct Answer Incorrect Answer
      D 8 km/h Correct Answer Incorrect Answer

      Solution

      ATQ, Downstream speed = 24/2 = 12 km/h Upstream speed = 24/3 = 8 km/h Speed in still water = (12 + 8)/2 = 10 km/h

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