Represent 5.222222… in a rational form. [3 MARKS]

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Solution

Concept : 1 Mark
Calculation : 1 Mark
Conversion : 1 Mark

Let x= 5.2222222...

10x = 52.22222.....

On subtracting 1st equation from the 2nd equation, we get
9x= 47

$x = \frac{47}{9}$

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