Question

Express 31.12 (35)bar in form of p /q

Answer 1

let x=31.12 eq.1

here two no. are repeating

so we multply eq 1×100 by both side

so 100x=3112.12 eq 2

subtract eq. 1st from 2nd

100x=3112.12

x=31.12

99x=3081

x= 3081/99

i hope it will help you