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7th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-4

  • question_answer
    If \[(a+b):(a-b)=5:3,\] then  \[({{a}^{2}}+{{b}^{2}}):({{a}^{2}}-{{b}^{2}})=?\]

    A)  17 : 15

    B)  25 : 9

    C)  4 : 1                            

    D)  16 : 1

    E)  None of these

    Correct Answer: A

    Solution :

     Not Available   


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