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7th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-13

  • question_answer
    The ratio of tin and lead in an alloy is 1 : 3. If the weight of the alloy is increased by adding the same quantity of tin only, then the resultant ratio of tin and alloy will be :

    A)  1 : 2                            

    B)  1 : 3

    C)  1 : 4                            

    D)  2 : 3

    E)  None of these

    Correct Answer: D

    Solution :

     Not Available


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