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7th Class Mathematics Rational Numbers Question Bank Rational Numbers

  • question_answer
    For what value of \['x'\] is\[\frac{3}{8}-\left( -\frac{17}{4} \right)+x=-1\frac{9}{24}\]?

    A)  \[-\,6\]             

    B)  6          

    C)  \[-\frac{1}{6}\]                        

    D) \[+\frac{1}{6}\]

    Correct Answer: A

    Solution :

    (a) \[\frac{3}{8}-\left( -\frac{17}{4} \right)+x=-1\frac{9}{24}\] \[\Rightarrow x=\frac{-33}{24}-\frac{37}{8}=\frac{-33-111}{24}=\frac{-144}{24}=-6\]    


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