Question

Express 0.5(5bar) in p/q form

Answer 1

Let x=0.555..........(1)
→10×x=10×0.555....
→10x=5.555..........(2)

Subtracting equation (1) and (2)
→10x-9x=5.555-0.555
→9x=5
→x=5/9.

Hope it is helpful for you:(✌✌☺☺

Answer 2

let x = 0.5.... (1)
multiply x by 10
10x=5.5...(2)
subtract equation(2)from(1)
10x=5.5
- x=0.5
9x=5
x=5/9