2. Sample Papers
  3. 6th Class
  4. Computers Science

6th Class Computers Science Sample Paper Computer Science Olympiad Model Test Paper-9

  • question_answer
    A motorboat, whose speed is 15km/hr in still water goes 30 km downstream and comes back in a total of 4 hours 30 minutes. The speed of the stream (in km/hr) is:

    A) 4

    B) 5

    C) 6

    D) 10

    E) None of these

    Correct Answer: B

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