Find the error intervals for the following truncated numbers

Question 1:

2.273 (3 d.p.)
2.273≤x<2.274

Question 2:

0.033 (2 s.f.)
0.033≤x<0.034

Question 3:

0.38 (2 d.p.)
0.38≤x<0.39

Question 4:

35000 (2 s.f.)
35000≤x<36000