4.5 < X ≤ 5

4 < X ≤ 4.5

3.5 < X ≤ 4

3 < X ≤ 3.5

2.5 < X ≤ 3

2 < X ≤ 2.5

1.5 < X ≤ 2

1 < X ≤ 1.5

0.5 < X ≤ 1

0 < X ≤ 0.5