Question

four irrational numbers between 0.1 and 0.2

Answer 1

I think you've just joined class 9?

The way to do this is simple: make a random (non-repeating) decimal expansion between 0.1 and 0.2 to create an irrational number.

Answer 2

0.121221222
0.131331333
0.141441444
0.151551555

Answer 3

Of course you can't state the whole of it, so just state a few digits that have no pattern in them and then put three dots.

Answer 4

PK

Answer 5

Congrats man!

Answer 6

^_^

Answer 7

Btw what owl said, you can just use those..

Answer 8

@gunjan;) Since you asked to explain... do you know that an irrational number is non-repeating and has a non-finite decimal expansion?