8th Class Mental Ability Related to Competitive Exam Question Bank Mathematical Operations

  • question_answer
    The given equation becomes correct due to the interchange of two signs. One of the four options under it specifies the interchange of signs in the equation. Choose the correct option.                                                 \[\mathbf{5}+\mathbf{6}\div \mathbf{3}-\mathbf{12}\times \mathbf{2}=\mathbf{17}\]     

    A)  + and\[\div \]                            

    B)  + and \[\times \]      

    C)  \[\div \]and \[\times \]                

    D)  + and -

    Correct Answer: C

    Solution :

     : Using the interchange of signs from option , we get \[5+63-122=17\] \[\Rightarrow 5+18-6=17\Rightarrow 23-6=17\]


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