12th Class Mental Ability Coding-Decoding Question Bank Question - Mathematical Operation

  • question_answer
    Directions: The two expression on either side of the sign (=) will have the same value if two terms on either side or on the same side are interchanged. The correct terms to be inter-changed have been given as one of the four alternatives under each expressions. Find the correct alternative.\[\left( \mathbf{3}\,\,\mathbf{\div }\,\,\mathbf{4} \right)\,\,\mathbf{+}\,\,\mathbf{2}\,\,\mathbf{=}\,\,\mathbf{2}\]

    A) + and \[\div \] , 2 and 3

    B) + and \[\div \] , 2 and 4

    C) + and \[\div \], 2 and 4

    D) + and \[\div \], 3 and 4

    Correct Answer: A

    Solution :

    (a) On interchanging + and \[\div \] and 2 and 3, we get the equation as: \[\left( 2+4 \right)\div 3=2\text{ }or\text{ }6\div 3=2\] Or\[2\text{ }=\text{ }2\], which is true.


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