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    The equivalent fraction of 4.2222…. is:
    Question

    The equivalent fraction of 4.2222…. is:

    A.

    38/100

    B.

    38/9

    C.

    42/99

    D.

    422/99

    Correct option is B

    Given:  

    Let Y  =  4.2222….  

    Solution: 

    Y  =  4  + 0.2222….  

    Let x = 0.2222...

    10x = 2+0.2222..... 

         10x  = 2 + x 

          9x = 2 

           x = 2/9 

    Then the value of   Y  = 4  + 0.2222….    

                                        = 4 + 29\frac{2}{9} 

                                        = 389\frac{38}{9}​​

          


    The equivalent fraction of 4.2222….= 389\frac{38}{9}

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