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8th Class Mathematics Rational Numbers Question Bank Rational Numbers

  • question_answer
    The product of two rational numbers is \[\frac{28}{27}\]of which one of the numbers is \[-\frac{4}{9}\]. Find the other number.

    A)  \[\frac{7}{3}\]                         

    B)  \[-\frac{3}{7}\]            

    C)  \[\frac{3}{7}\]                         

    D)  \[-\frac{7}{3}\]

    Correct Answer: D

    Solution :

    (d): \[x\times -\frac{4}{9}=\frac{28}{27}\] \[\therefore x=\frac{28}{27}\times \frac{3}{-4}=\frac{-7}{3}\]


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