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calendar computations - Mean number of days in a Gregorian …
What is the average number of days per month? - Answers
Average number of days per month? - Answers
How many average weeks are in a month? - Answers
What is the average number of Sundays per month? - Answers
Average number of work days per month including vacation days …
Can there be a month with 6 Mondays? (or 6 of any other days?)
What is the probability of rain over a number of days, given the ...
How many days are in 6 month period? - Answers
What month has the most days? - Answers