TIME MEASURE.
| 60 seconds | = | 1 minute. |
| 60 minutes | = | 1 hour. |
| 24 hours | = | 1 day. |
| 7 days | = | 1 week. |
| 28, 29, 30, or 31 days | = | 1 calendar month |
| (30 days = 1 month in computing interest). | ||
| 365 days | = | 1 year. |
| 366 days | = | 1 leap year. |
| 60 seconds | = | 1 minute. |
| 60 minutes | = | 1 hour. |
| 24 hours | = | 1 day. |
| 7 days | = | 1 week. |
| 28, 29, 30, or 31 days | = | 1 calendar month |
| (30 days = 1 month in computing interest). | ||
| 365 days | = | 1 year. |
| 366 days | = | 1 leap year. |