Question

express the decimal into rational form p/q only bar is for 8 not for 28 plz remember only bar is for 8​

Answer 1

Answer:

Let x= 0.28888888888888.....

multiply both side by 10

10x= 2.888888888888....

substract 1st equation by 2nd

10x-x= 2.88888888.... -0.288888888....

9x= 2.6

x= 2.6/9

x= 26/90

x= 13/45

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Answer 2

Answer:

Let x=12.28888......-equation 1

Then, by multiplying both the side 10x=122.888888......-equation 2

Now,subtract equation 1 from equation 2i.e. 10x-x=122.888.......-12.288888....... 9x=110.6

x=110.6÷9

$\large\bf\purple{So\:the\:right\:answer\:is}$

1106/90=553/45

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