Question

express 0.012 (2 bar) in p/q form

Answer 1

Let’s
x=0.123…..(bar 23) (1)
Multiplying both side by 100
100x=1.23….(bar 23)(2)
Multiplying both side by 1000
1000x=123.23……..(3)
Subtract (2) from (3)
1000x-100x=123.23-1.23
990x=122
X=122/990answer