Find the error intervals for the following truncated numbers

Question 1:

0.06 (1 s.f.)
0.06≤x<0.07

Question 2:

1.07 (2 d.p.)
1.07≤x<1.08

Question 3:

3.70 (2 d.p.)
3.70≤x<3.71

Question 4:

12900 (3 s.f.)
12900≤x<13000