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
| 3PM to 4PM | 12PM to 4PM | 6AM to 3AM |
| 7AM to 11AM | 8AM to 4PM | 4AM to 10AM |
| 11AM to 1AM | 11AM to 5AM | 9AM to 10PM |
| 9PM to 6AM | 6AM to 10PM | 4AM to 11AM |
| 9AM to 6AM | 8PM to 11AM | 4AM to 1PM |
| 7AM to 11PM | 12PM to 3PM | 6PM to 5AM |
