Question
Express 
in the form of 
where p and q are integers and q ≠ 0.
Solution
Let 
⇒ x = 5.2222...... ...(1)
⇒ 10x = 52.2222...... ...(2)
Subtracting (1) from (2), we get
9x = 47
⇒ x = 5.2222...... ...(1)
⇒ 10x = 52.2222...... ...(2)
Subtracting (1) from (2), we get
9x = 47
