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

  • question_answer
    If x denotes +, \[\div \] denotes -, - denotes x and + denotes \[\div \], then \[\mathbf{8}\times \mathbf{7}-\mathbf{8}+\mathbf{40}\div \mathbf{2}=\mathbf{7}\]

    A)  \[7\frac{2}{5}\]                        

    B)  1             

    C)  83                               

    D)  44

    Correct Answer: A

    Solution :

    : Given expression\[=8+7\times 8\div 40-2\text{ }=7\frac{2}{5}\]


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