Oracle/SQL HELP!!!!!

I need help with basic SQL. I have an assignment I am so lost on. It is basic..here it is...

Homework #5 CSC 449: Database Technologies
Page 1 of 2
Answer the following questions using the School database and the data provided. For each question,
submit the SQL statements used to determine the answer and your answer. Unless otherwise
specified, each problem is worth 5 points.
1) What is the numerical grade point average for each student listed in the database, in alphabetical
order?
2) How many students are majoring in each department?
3) Provide a list of the students by age, oldest first.
4) Which students have a grade point average that is higher than the grade point average of students
who are majoring in ECT?
5) Which students have a grade point average that is higher than the grade point average of all the
students who are majoring in HCI?
6) Provide a list of the different instructors that are teaching in the current academic year.
7) Which students have taken courses taught by Xiaoping Xia?
8) Which students have taken a course that is among the courses taught by Xiaoping Xia, even if
the student did not take the course from Xiaoping Xia?
9) Which instructors teach courses in the same department as those taught by Evelyn Lulis and
Yoseph Winograd?
10) Which five students have the highest grade point averages?

What school is this for? do you have a website for it?

hey, no cheating on your homework!!