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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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