10.8 < X ≤ 12

9.6 < X ≤ 10.8

8.4 < X ≤ 9.6

7.2 < X ≤ 8.4

6 < X ≤ 7.2

4.8 < X ≤ 6

3.6 < X ≤ 4.8

2.4 < X ≤ 3.6

1.2 < X ≤ 2.4

0 < X ≤ 1.2