How many working days in year 1975?
Here is the detail of the calculation:
Because 1975 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 12 public holidays that do not fall during a weekend and we obtain 249 working days in 1975.
Here is the list of these 12 public holidays:
1. Solenidade da Santa Mãe de Deus : среда, 1 январь, 1975
2. Sexta-Feira Santa : пятница, 28 март, 1975
3. Dia da Liberdade : пятница, 25 апрель, 1975
4. Dia do Trabalhador : четверг, 1 май, 1975
5. Corpo de Deus : четверг, 29 май, 1975
6. Dia de Portugal : вторник, 10 июнь, 1975
7. Dia da Madeira : вторник, 1 июль, 1975
8. Assunção de Nossa Senhora : пятница, 15 август, 1975
9. Restauração da Independência : понедельник, 1 декабрь, 1975
10. Dia da Imaculada Conceição : понедельник, 8 декабрь, 1975
11. Natal : четверг, 25 декабрь, 1975
12. Primeira Oitava : пятница, 26 декабрь, 1975
And here are the 3 public holidays falling on a weekend:
1. Páscoa : воскресенье, 30 март, 1975
2. Implantação da República : воскресенье, 5 октябрь, 1975
3. Todos os Santos : суббота, 1 ноябрь, 1975