Explanation:
An appropriate estimation would be to the ones place.
9/10 (90%) is closer to 1 than to 0.
The estimation for 36/40 is 1.
1/3 (33%) is closer to 0 than to 1.
The estimation for 1/3 is 0.
7/10 (70%) is closer to 1 than to 0.
The estimation for 7/10 is 1.
1/8 (12.5%) is closer to 0 than to 1.
The estimation for 1/8 is 0.