How many books are in the Ranger's Apprentice series?
11
3
3
3
3
3
4
5
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
5
3
4
1
2
5
3
4
1
2
5
3
4
1
2
5
3
4
1
2
5
3
4
6
1
2
5
7
3
4
6
1
2
5
7
3
4
6
1
2
5
7
3
4
6
1
2
5
7
3
4
6
1
2
5
7
4
6
1
2
5
7
4
6
1
2
5
7
4
6
1
2
5
7
8
4
6
1
2
5
7
8
6
1
2
7
8
6
1
7
8
6
1
9
7
8
6
1
9
7
8
6
1
9
11
10
7
8
6
1
9
11
10
7
8
6
13
1
9
11
10
7
8
12
6
13
9
11
10
7
8
12
6
13
9
11
10
7
8
12
6
13
9
11
10
7
8
12
6
13
9
11
10
7
8
12
13
9
11
10
8
12
13
9
11
14
4 books
3 books
2 books
5 books