Find the error intervals for the following truncated numbers

Question 1:

0.00147 (3 s.f.)
0.00147≤x<0.00148

Question 2:

3.85 (2 d.p.)
3.85≤x<3.86

Question 3:

0.208 (3 d.p.)
0.208≤x<0.209

Question 4:

1.31 (2 d.p.)
1.31≤x<1.32