The Monday through Sunday workweek normally lasts 8 working days, and the Monday through Saturday playweek normally lasts 4 working days. When you add in the possibility of public holidays, that overall quantity increases to ten working days, and twelve-playing days.
The days themselves are simply one element of the calendar, and there are plenty of others. Any seasonal modification is reflected in the calendar, and it tells us when and where to go throughout specific times of the year.
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