Find two rational numbers of the form pq between the numbers 0.2121121112....and 0.2020020002....
Required two Rational numbers between
0.2121121112.... and 0.202002002... are
0.21=21100 (since, 0.212112111>0.21>0.202002...)
0.20=2121000 (Since, 0.21211211>0.212>0.202002...)