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7th Class Mathematics Related to Competitive Exam Question Bank Mathematical Operations

  • question_answer
    If A + B = C + D and A + D > B + C, then which one of the following is definitely wrong >

    A) A > B                         

    B) A < C

    C) C > D                        

    D) B > D

    Correct Answer: D

    Solution :

        Given A + B = C + D \[\Rightarrow A-D=C-B\]                    ............. (a) and \[A+D>B+C\]                ............. (b) Subtracting (a) from (b) we get 2D>2B or D>B. hence B>D is a wrong statement,


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