Assistant: Hello! I handle your requests in natural language, such as:
“Analyze the period from November 1, 2025, to April 25, 2028.”
or
“Add 100 business days to February 25, 2026.”
or
“Next Thursday at 2:12 PM + 124 working hours”
Assistant:
I understand all languages.
How many working days in year 1987?
Here is the detail of the calculation:
Because 1987 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 7 public holidays that do not fall during a weekend and we obtain 254 working days in 1987.
Here is the list of these 7 public holidays:
1. New Year's Day : Thursday, 1 January, 1987
2. Epiphany : Tuesday, 6 January, 1987
3. Easter Monday : Monday, 20 April, 1987
4. Labour Day : Friday, 1 May, 1987
5. Corpus Christi : Thursday, 18 June, 1987
6. Independence Day : Wednesday, 11 November, 1987
7. Christmas Day : Friday, 25 December, 1987
And here are the 6 public holidays falling on a weekend:
1. Easter Sunday : Sunday, 19 April, 1987
2. Constitution Day : Sunday, 3 May, 1987
3. Pentecost Sunday : Sunday, 7 June, 1987
4. Assumption of Mary : Saturday, 15 August, 1987
5. All Saints' Day : Sunday, 1 November, 1987
6. Boxing Day : Saturday, 26 December, 1987
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