20.50684932
Alternate: I would say the answer is 21. The answer can't be any more accurate than the least accurate value in the calculation. 365 is accurate only to the nearest unit.
8.4884
365
36.5
60.8333
27.3973
315068.4932
4109.589
109589.0411
129.926
0.0036
17.1918
0.5753