I have a few more doubts. Thank you.

Question

1) I waited for her to prepare heself (?)
How high is the fare to London?
Are there any reductions for students?
2) How large is the population of Italy?
To the North Italy borders to Austria, Switzerland etc (is "to the north" correct?)

Answer 1

1) I waited for her to get ready.
[You didn't read what I already posted??]

How high is the fare to London?

Are there any discounts for students?

2) What is the population of Italy?

In the north, Italy borders Austria, Switzerland, etc.