Find the rational number and also an irrational number between the numbers `a\ a n d\ b` given below: `a=0. 101001000100001 dot,\ b=0. 1001000100001 `

Explanation

`a \and\b` are non terminating and non repeating
i.e
rational number `=0.101001=101001/1000000`
irrational number`=0.1000100001000001.......`