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
| 3AM to 5AM | 3AM to 9AM | 2PM to 5PM |
| 8PM to 11PM | 8AM to 3PM | 6AM to 9PM |
| 2AM to 5AM | 6PM to 5PM | 1PM to 11AM |
| 1AM to 8AM | 6AM to 9PM | 1PM to 2AM |
| 1AM to 6AM | 3AM to 7AM | 3AM to 7PM |
| 2PM to 1AM | 10PM to 8AM | 8AM to 7PM |