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How many working days in year 2105?

Here is the detail of the calculation:

Because 2105 is not a leap year, it has 365 days.

Let's remove 52 saturdays and 52 sundays. It remains 261 days.

Now, let's remove 10 public holidays that do not fall during a weekend and we obtain 251 working days in 2105.

Here is the list of these 10 public holidays:

1. New Year's Day : четверг, 1 январь, 2105
2. St Brigid's Day : понедельник, 2 февраль, 2105
3. St. Patrick's Day : вторник, 17 март, 2105
4. Easter Monday : понедельник, 6 апрель, 2105
5. Early May Bank Holiday : понедельник, 4 май, 2105
6. June Bank Holiday : понедельник, 1 июнь, 2105
7. Summer Bank Holiday : понедельник, 3 август, 2105
8. October Bank Holiday : понедельник, 26 октябрь, 2105
9. Christmas Day : пятница, 25 декабрь, 2105
10. St. Stephen's Day (substitute day) : понедельник, 28 декабрь, 2105