Which inequalities are true? Check all that apply.
1. √5 < 2.3 < √6
2. √5 < 2.4 < √6
3. √4 < √5 < √5.5
4. √8 < 3 < √9
5. √8 < 2.9 < √9
6. √4 < 4.5 < √5