6th Class Mathematics Algebra Question Bank Algebra

  • question_answer
    A number is multiplied by 6 and 12 is added to the product. The result is 84. What is the number?

    A) -12                        

    B) 72

    C) 12                           

    D) -72

    Correct Answer: C

    Solution :

    Let the number be \[x\]. It is multiplied by \[6\Rightarrow 6x\] 12 is added to the product \[\Rightarrow 6x+12\] The result is \[84\Rightarrow 6x+12=84\Rightarrow 6x=72\] \[\therefore x=12\] (By trial and error method).


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