Question

The value of 1•9 bar is in the form of p upon q is

Answer 1

Answer:

x = 1.999999 ...........................1

repeated no. is in one digit so equation 1 is multiply by 10 , we get

10x = 19.999999 ....................2

Subtract equation 1 from 2

10x - x = 19.999999 - 1.999999

9x = 18

x =18/9

x= 2/1