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8th Class Mathematics Related to Competitive Exam Question Bank Mathematical Operations

  • question_answer
    DIRECTIONS: In each of the following questions, three statements of numbers following same rules are given. Find the rule and accordingly find the value of the number? If \[\text{- to +},2\text{and6}\]\[\times \text{to +},4\text{and6}\]\[4\times 2+6=14\] then \[8+6=14\]

    A) 84                               

    B) 83

    C)  \[14=14\]                              

    D)  \[(6\div 2)\times 3=0\]

    Correct Answer: B

    Solution :

        The rule is: \[63\oplus 41=33,\] \[25\oplus 52=33,\] \[94\oplus 82=?\] \[5\times 9=144;\] \[7\times 8=151:\] \[\div \]


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