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
| 11PM to 1PM | 7PM to 10PM | 4PM to 7AM |
| 7AM to 10AM | 4PM to 5AM | 4AM to 9AM |
| 6AM to 5PM | 2PM to 1AM | 1PM to 11PM |
| 7AM to 7PM | 2AM to 7AM | 6AM to 8AM |
| 12AM to 6PM | 7AM to 11AM | 2PM to 10AM |
| 6PM to 11PM | 2AM to 11AM | 10AM to 5PM |
