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  3. 7th Class
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7th Class Computers Science Sample Paper Computer Science Olympiad Model Test Paper-3

  • question_answer
    In what ratio should two varieties of sugar of Rs. 18 per kg and Rs. 24 kg be mixed together to get a mixture whose cost is Rs. 20 per kg?

    A)  1:3

    B)  3:1

    C)  1:2                              

    D)  2:1

    E)  None of these

    Correct Answer: D

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