约 85,600 个结果
在新选项卡中打开链接
  1. calendar computations - Mean number of days in a Gregorian …

  2. What is the average number of days per month? - Answers

  3. Average number of days per month? - Answers

  4. How many average weeks are in a month? - Answers

  5. What is the average number of Sundays per month? - Answers

  6. Average number of work days per month including vacation days …

  7. Can there be a month with 6 Mondays? (or 6 of any other days?)

  8. What is the probability of rain over a number of days, given the ...

  9. How many days are in 6 month period? - Answers

  10. What month has the most days? - Answers