Question

the two irrational number between 0.8 and 0.88

Answer 1

Irrational no.s are those no.s which cannot be expressed as the ratio of two integers . Irrational no.s are non repeating and non terminating.
so the two irrational no.s between 0.8 and 0.88 are
0.80101100111000..........
0.81011001110001..........
similarly many patterns can be formed