How many Harry Potter books did J. K. Rowling write?
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
5
5
6
5
6
5
6
5
6
5
6
5
6
5
8
6
5
8
6
5
8
6
5
8
6
5
8
6
5
8
6
5
8
6
5
8
6
5
8
6
5
8
4
6
5
8
4
6
5
2
8
4
6
5
2
8
4
6
2
8
4
6
3
2
8
4
3
2
8
4
3
2
8
4
3
2
9
8
4
3
2
9
7 books
8
4
7 of them
3
2
9
8
4
7 books
10
3
7 of them
2
9
4
10
3
7 books
2
9
4
7 of them
11
10
3
14
7 Harry Potter
2
9
7 books
4
1
11
10
3
17
7 of them
14
2
9
4
7 Books
1
7 Harry Potter
11
7 books
7 Rowling
10
3
17
14
2
7 of those
9
4
7 of them
1
11
67
10
7 Books
3
7 books
17
14
7 Harry Potter
2
9
ten
4
1
11
7 Rowling
10
3
17
7 of them
14
2
7 Books
9
7 books
4
109
69
7 volumes
1
7 Harry Potter
11
10
3
17
14
2
9
71
4