There are total 21 hours or 1260 minutes from 8am to 5am. In words, this duration is equal to twenty-one hours or one thousand two hundred sixty minutes.
How many hours from
| 2PM to 8PM | 9AM to 7AM | 1PM to 8PM |
| 7AM to 11PM | 4AM to 7AM | 12AM to 2AM |
| 11AM to 1PM | 7AM to 1PM | 3PM to 6AM |
| 9PM to 3PM | 1AM to 1PM | 2PM to 6PM |
| 7PM to 12AM | 8PM to 5PM | 10AM to 12PM |
| 4AM to 10AM | 11PM to 6AM | 2PM to 8AM |
