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8th Class Mathematics Related to Competitive Exam Question Bank Missing Character

  • question_answer
    What number should replace the question mark?

    A) 18                               

    B) 22

    C) 36                               

    D) 19

    Correct Answer: B

    Solution :

    \[(7\times 8)-(5\times 4)=36\] \[(9\times 3)-(5\times 2)=36\] \[(8\times 5)-(6\times 3)=22\]


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