Define a period

...

How many working days in year 2055?

Here is the detail of the calculation:

Because 2055 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 2055.

Here is the list of these 10 public holidays:

1. New Year's Day : Friday, 1 January, 2055
2. Human Rights Day observance : Monday, 22 March, 2055
3. Good Friday : Friday, 16 April, 2055
4. Family Day : Monday, 19 April, 2055
5. Freedom Day : Tuesday, 27 April, 2055
6. Youth Day : Wednesday, 16 June, 2055
7. National Women's Day : Monday, 9 August, 2055
8. Heritage Day : Friday, 24 September, 2055
9. Day of Reconciliation : Thursday, 16 December, 2055
10. Day of Goodwill observance : Monday, 27 December, 2055

And here are the 4 public holidays falling on a weekend:

1. Human Rights Day : Sunday, 21 March, 2055
2. Workers' Day : Saturday, 1 May, 2055
3. Christmas Day : Saturday, 25 December, 2055
4. Day of Goodwill : Sunday, 26 December, 2055