Write SQL queries for this database

Create the following queries on the COMPANY database and show their results.

Here is my database https://www.mediafire.com/file/7g9p5hb1h3mkmm2/COMPANY_1.txt

5.For each project, retrieve the project name, controlling department name, number of employees, and total hours worked per week on the project.

6.Use nested query to: Retrieve the names of all employees who work in the department that has the employee with the highest salary among all employees.

7.Use nested query to: Retrieve the names of all employees whose supervisors supervisor has '888665555' for Ssn.

8.Use nested query to: Retrieve the names of employees who make at least $10,000 more than the employee who is paid the least in the company.

PLEASE MAKE SURE YOU SHOW THE RESULT FROM THAT REAL DATABASE. Hopefully, aslo check the syntax.