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  3. 3rd Class
  4. Computers Science

3rd Class Computers Science Sample Paper Computer Science Olympiad Model Test Paper-5

  • question_answer
    In a bowl, the number of marbles gets double after every minute. If the bowl gets filled after two hours of such process, how long do you think I will take for it to be half filled?

    A) 2 hours

    B) 1 hour 30 minutes

    C) 1 hour

    D) 1 hour 59 minutes

    E) None of these

    Correct Answer: D

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