Rational number between 1/5 and 2/5 lies in the range of 200/1000 and 400/1000. So the ans is 262/1000and 275/1000.

Solution:

(1*200)/(5*200)=200/1000 and (2*200)/(5*200)=400/1000.

So the value lies between 200/1000 and 400/1000.

Solution:

(1*200)/(5*200)=200/1000 and (2*200)/(5*200)=400/1000.

So the value lies between 200/1000 and 400/1000.