Solution:
(i) Let x = bar 0.6 x = 0.6666..... (a)
We need to multiply both sides by 10 to get
10 x = 6.6666..... (b)
We need to subtract (a) from (b), to get
We can also write 9x = 6 as x = 6/9 or x = 2/3.
Therefore, on converting bar 0.6 in the p/q form, we get the answer as 2/3.