Выполни задание

\(\boxed{2}\) Study the advertisement.

Explore Baikal!

You are considering going on a tour to Baikal, and now you'd like to get more information. In 1.5 minutes you are to ask four direct questions to find out the following:

1. the cost of the entire tour;
2. number of days and nights included in the tour;
3. maximum number of people in a group;
4. qualification of the guide.

You have 20 seconds to ask each question.