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8th Class Mathematics Rational Numbers Question Bank Numbers

  • question_answer
    The H.C.F. of the fractions \[\frac{8}{21},\frac{12}{35},\] and \[\frac{32}{7}\] is

    A)  \[\frac{4}{105}\]                               

    B)  \[\frac{192}{7}\]

    C)  \[\frac{4}{7}\]                                   

    D)  \[\frac{5}{109}\]

    Correct Answer: A

    Solution :

    H.C.F. of given fractions is \[\text{=}\frac{\text{H}\text{.C}\text{.F}\text{. of  8,12,32}}{\text{L}\text{.C}\text{.M}\text{. of  21,35,7}}=\frac{4}{105}\]


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