60

seconds..........

1

minute.

80

minutes..........

1

hour.

24

hours............

1

day.

7

days.............

1

week.

4

weeks............

1

lunar month.

28, 29. 30, or 31 days.

1 calendar month.

30 days....1 month, (in computing interest).

52 weeks and 1 day

2 calendar months..

1 year.

365 days, 5 hours, 48 minutes, and 49 seconds...1 solar year.