📅 Calendars — Practice Questions

If today is Saturday, what day of the week was it 12 days ago?

Is the year 2100 a leap year?

If today is a Monday, after how many days (the smallest positive number) will it be a Monday again, for the 5th time?

Find the number of odd days in a period of 1 year, starting from the year 2014.

If today is Wednesday, what day of the week will it be after 80 days?